19372080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:923

約数の個数: 160

約数和(自身を含む): 73995264

約数和(自身を除く): 54623184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 887, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1774, 1820, 2184, 2661, 2730, 3120, 3548, 3640, 4368, 4435, 5322, 5460, 6209, 7096, 7280, 8870, 10644, 10920, 11531, 12418, 13305, 14192, 17740, 18627, 21288, 21840, 23062, 24836, 26610, 31045, 34593, 35480, 37254, 42576, 46124, 49672, 53220, 57655, 62090, 69186, 70960, 74508, 80717, 92248, 93135, 99344, 106440, 115310, 124180, 138372, 149016, 161434, 172965, 184496, 186270, 212880, 230620, 242151, 248360, 276744, 298032, 322868, 345930, 372540, 403585, 461240, 484302, 496720, 553488, 645736, 691860, 745080, 807170, 922480, 968604, 1210755, 1291472, 1383720, 1490160, 1614340, 1937208, 2421510, 2767440, 3228680, 3874416, 4843020, 6457360, 9686040, 19372080]

約数ペア:

[(1, 19372080), (2, 9686040), (3, 6457360), (4, 4843020), (5, 3874416), (6, 3228680), (7, 2767440), (8, 2421510), (10, 1937208), (12, 1614340), (13, 1490160), (14, 1383720), (15, 1291472), (16, 1210755), (20, 968604), (21, 922480), (24, 807170), (26, 745080), (28, 691860), (30, 645736), (35, 553488), (39, 496720), (40, 484302), (42, 461240), (48, 403585), (52, 372540), (56, 345930), (60, 322868), (65, 298032), (70, 276744), (78, 248360), (80, 242151), (84, 230620), (91, 212880), (104, 186270), (105, 184496), (112, 172965), (120, 161434), (130, 149016), (140, 138372), (156, 124180), (168, 115310), (182, 106440), (195, 99344), (208, 93135), (210, 92248), (240, 80717), (260, 74508), (273, 70960), (280, 69186), (312, 62090), (336, 57655), (364, 53220), (390, 49672), (420, 46124), (455, 42576), (520, 37254), (546, 35480), (560, 34593), (624, 31045), (728, 26610), (780, 24836), (840, 23062), (887, 21840), (910, 21288), (1040, 18627), (1092, 17740), (1365, 14192), (1456, 13305), (1560, 12418), (1680, 11531), (1774, 10920), (1820, 10644), (2184, 8870), (2661, 7280), (2730, 7096), (3120, 6209), (3548, 5460), (3640, 5322), (4368, 4435)]