40394760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2571

約数の個数: 128

約数和(自身を含む): 145843200

約数和(自身を除く): 105448440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2531, 2660, 3192, 3990, 5062, 5320, 7593, 7980, 10124, 12655, 15186, 15960, 17717, 20248, 25310, 30372, 35434, 37965, 48089, 50620, 53151, 60744, 70868, 75930, 88585, 96178, 101240, 106302, 141736, 144267, 151860, 177170, 192356, 212604, 240445, 265755, 288534, 303720, 336623, 354340, 384712, 425208, 480890, 531510, 577068, 673246, 708680, 721335, 961780, 1009869, 1063020, 1154136, 1346492, 1442670, 1683115, 1923560, 2019738, 2126040, 2692984, 2885340, 3366230, 4039476, 5049345, 5770680, 6732460, 8078952, 10098690, 13464920, 20197380, 40394760]

約数ペア:

[(1, 40394760), (2, 20197380), (3, 13464920), (4, 10098690), (5, 8078952), (6, 6732460), (7, 5770680), (8, 5049345), (10, 4039476), (12, 3366230), (14, 2885340), (15, 2692984), (19, 2126040), (20, 2019738), (21, 1923560), (24, 1683115), (28, 1442670), (30, 1346492), (35, 1154136), (38, 1063020), (40, 1009869), (42, 961780), (56, 721335), (57, 708680), (60, 673246), (70, 577068), (76, 531510), (84, 480890), (95, 425208), (105, 384712), (114, 354340), (120, 336623), (133, 303720), (140, 288534), (152, 265755), (168, 240445), (190, 212604), (210, 192356), (228, 177170), (266, 151860), (280, 144267), (285, 141736), (380, 106302), (399, 101240), (420, 96178), (456, 88585), (532, 75930), (570, 70868), (665, 60744), (760, 53151), (798, 50620), (840, 48089), (1064, 37965), (1140, 35434), (1330, 30372), (1596, 25310), (1995, 20248), (2280, 17717), (2531, 15960), (2660, 15186), (3192, 12655), (3990, 10124), (5062, 7980), (5320, 7593)]