401028860

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{35999}}^1$

素因数の和:36565

約数の個数: 24

約数和(自身を含む): 843696000

約数和(自身を除く): 442667140

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 35999, 71998, 143996, 179995, 359990, 719980, 20051443, 40102886, 80205772, 100257215, 200514430, 401028860]

約数ペア:

[(1, 401028860), (2, 200514430), (4, 100257215), (5, 80205772), (10, 40102886), (20, 20051443), (557, 719980), (1114, 359990), (2228, 179995), (2785, 143996), (5570, 71998), (11140, 35999)]