40249048

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 89579520

約数和(自身を除く): 49330472

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 71, 106, 142, 191, 212, 284, 371, 382, 424, 497, 568, 742, 764, 994, 1337, 1484, 1528, 1988, 2674, 2968, 3763, 3976, 5348, 7526, 10123, 10696, 13561, 15052, 20246, 26341, 27122, 30104, 40492, 52682, 54244, 70861, 80984, 94927, 105364, 108488, 141722, 189854, 210728, 283444, 379708, 566888, 718733, 759416, 1437466, 2874932, 5031131, 5749864, 10062262, 20124524, 40249048]

約数ペア:

[(1, 40249048), (2, 20124524), (4, 10062262), (7, 5749864), (8, 5031131), (14, 2874932), (28, 1437466), (53, 759416), (56, 718733), (71, 566888), (106, 379708), (142, 283444), (191, 210728), (212, 189854), (284, 141722), (371, 108488), (382, 105364), (424, 94927), (497, 80984), (568, 70861), (742, 54244), (764, 52682), (994, 40492), (1337, 30104), (1484, 27122), (1528, 26341), (1988, 20246), (2674, 15052), (2968, 13561), (3763, 10696), (3976, 10123), (5348, 7526)]