20021400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^2\times {\mathrm{227}}^1$

素因数の和:263

約数の個数: 216

約数和(自身を含む): 78560820

約数和(自身を除く): 58539420

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 49, 50, 56, 60, 63, 70, 72, 75, 84, 90, 98, 100, 105, 120, 126, 140, 147, 150, 168, 175, 180, 196, 200, 210, 225, 227, 245, 252, 280, 294, 300, 315, 350, 360, 392, 420, 441, 450, 454, 490, 504, 525, 588, 600, 630, 681, 700, 735, 840, 882, 900, 908, 980, 1050, 1135, 1176, 1225, 1260, 1362, 1400, 1470, 1575, 1589, 1764, 1800, 1816, 1960, 2043, 2100, 2205, 2270, 2450, 2520, 2724, 2940, 3150, 3178, 3405, 3528, 3675, 4086, 4200, 4410, 4540, 4767, 4900, 5448, 5675, 5880, 6300, 6356, 6810, 7350, 7945, 8172, 8820, 9080, 9534, 9800, 10215, 11025, 11123, 11350, 12600, 12712, 13620, 14301, 14700, 15890, 16344, 17025, 17640, 19068, 20430, 22050, 22246, 22700, 23835, 27240, 28602, 29400, 31780, 33369, 34050, 38136, 39725, 40860, 44100, 44492, 45400, 47670, 51075, 55615, 57204, 63560, 66738, 68100, 71505, 79450, 81720, 88200, 88984, 95340, 100107, 102150, 111230, 114408, 119175, 133476, 136200, 143010, 158900, 166845, 190680, 200214, 204300, 222460, 238350, 266952, 278075, 286020, 317800, 333690, 357525, 400428, 408600, 444920, 476700, 500535, 556150, 572040, 667380, 715050, 800856, 834225, 953400, 1001070, 1112300, 1334760, 1430100, 1668450, 2002140, 2224600, 2502675, 2860200, 3336900, 4004280, 5005350, 6673800, 10010700, 20021400]

約数ペア:

[(1, 20021400), (2, 10010700), (3, 6673800), (4, 5005350), (5, 4004280), (6, 3336900), (7, 2860200), (8, 2502675), (9, 2224600), (10, 2002140), (12, 1668450), (14, 1430100), (15, 1334760), (18, 1112300), (20, 1001070), (21, 953400), (24, 834225), (25, 800856), (28, 715050), (30, 667380), (35, 572040), (36, 556150), (40, 500535), (42, 476700), (45, 444920), (49, 408600), (50, 400428), (56, 357525), (60, 333690), (63, 317800), (70, 286020), (72, 278075), (75, 266952), (84, 238350), (90, 222460), (98, 204300), (100, 200214), (105, 190680), (120, 166845), (126, 158900), (140, 143010), (147, 136200), (150, 133476), (168, 119175), (175, 114408), (180, 111230), (196, 102150), (200, 100107), (210, 95340), (225, 88984), (227, 88200), (245, 81720), (252, 79450), (280, 71505), (294, 68100), (300, 66738), (315, 63560), (350, 57204), (360, 55615), (392, 51075), (420, 47670), (441, 45400), (450, 44492), (454, 44100), (490, 40860), (504, 39725), (525, 38136), (588, 34050), (600, 33369), (630, 31780), (681, 29400), (700, 28602), (735, 27240), (840, 23835), (882, 22700), (900, 22246), (908, 22050), (980, 20430), (1050, 19068), (1135, 17640), (1176, 17025), (1225, 16344), (1260, 15890), (1362, 14700), (1400, 14301), (1470, 13620), (1575, 12712), (1589, 12600), (1764, 11350), (1800, 11123), (1816, 11025), (1960, 10215), (2043, 9800), (2100, 9534), (2205, 9080), (2270, 8820), (2450, 8172), (2520, 7945), (2724, 7350), (2940, 6810), (3150, 6356), (3178, 6300), (3405, 5880), (3528, 5675), (3675, 5448), (4086, 4900), (4200, 4767), (4410, 4540)]