39908960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2741}}^1$

素因数の和:2776

約数の個数: 96

約数和(自身を含む): 116085312

約数和(自身を除く): 76176352

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2741, 2912, 3640, 5482, 7280, 10964, 13705, 14560, 19187, 21928, 27410, 35633, 38374, 43856, 54820, 71266, 76748, 87712, 95935, 109640, 142532, 153496, 178165, 191870, 219280, 249431, 285064, 306992, 356330, 383740, 438560, 498862, 570128, 613984, 712660, 767480, 997724, 1140256, 1247155, 1425320, 1534960, 1995448, 2494310, 2850640, 3069920, 3990896, 4988620, 5701280, 7981792, 9977240, 19954480, 39908960]

約数ペア:

[(1, 39908960), (2, 19954480), (4, 9977240), (5, 7981792), (7, 5701280), (8, 4988620), (10, 3990896), (13, 3069920), (14, 2850640), (16, 2494310), (20, 1995448), (26, 1534960), (28, 1425320), (32, 1247155), (35, 1140256), (40, 997724), (52, 767480), (56, 712660), (65, 613984), (70, 570128), (80, 498862), (91, 438560), (104, 383740), (112, 356330), (130, 306992), (140, 285064), (160, 249431), (182, 219280), (208, 191870), (224, 178165), (260, 153496), (280, 142532), (364, 109640), (416, 95935), (455, 87712), (520, 76748), (560, 71266), (728, 54820), (910, 43856), (1040, 38374), (1120, 35633), (1456, 27410), (1820, 21928), (2080, 19187), (2741, 14560), (2912, 13705), (3640, 10964), (5482, 7280)]