40366820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1451}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 92207808

約数和(自身を除く): 51840988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 1451, 2140, 2782, 2902, 5564, 5804, 6955, 7255, 13910, 14510, 18863, 27820, 29020, 37726, 75452, 94315, 155257, 188630, 310514, 377260, 621028, 776285, 1552570, 2018341, 3105140, 4036682, 8073364, 10091705, 20183410, 40366820]

約数ペア:

[(1, 40366820), (2, 20183410), (4, 10091705), (5, 8073364), (10, 4036682), (13, 3105140), (20, 2018341), (26, 1552570), (52, 776285), (65, 621028), (107, 377260), (130, 310514), (214, 188630), (260, 155257), (428, 94315), (535, 75452), (1070, 37726), (1391, 29020), (1451, 27820), (2140, 18863), (2782, 14510), (2902, 13910), (5564, 7255), (5804, 6955)]