1396202480

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{179923}}^1$

素因数の和:180033

約数の個数: 40

約数和(自身を含む): 3279654672

約数和(自身を除く): 1883452192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 179923, 359846, 719692, 899615, 1439384, 1799230, 2878768, 3598460, 7196920, 14393840, 17452531, 34905062, 69810124, 87262655, 139620248, 174525310, 279240496, 349050620, 698101240, 1396202480]

約数ペア:

[(1, 1396202480), (2, 698101240), (4, 349050620), (5, 279240496), (8, 174525310), (10, 139620248), (16, 87262655), (20, 69810124), (40, 34905062), (80, 17452531), (97, 14393840), (194, 7196920), (388, 3598460), (485, 2878768), (776, 1799230), (970, 1439384), (1552, 899615), (1940, 719692), (3880, 359846), (7760, 179923)]