400641388

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{242519}}^1$

素因数の和:242589

約数の個数: 24

約数和(自身を含む): 814867200

約数和(自身を除く): 414225812

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 242519, 485038, 970076, 1697633, 3395266, 6790532, 14308621, 28617242, 57234484, 100160347, 200320694, 400641388]

約数ペア:

[(1, 400641388), (2, 200320694), (4, 100160347), (7, 57234484), (14, 28617242), (28, 14308621), (59, 6790532), (118, 3395266), (236, 1697633), (413, 970076), (826, 485038), (1652, 242519)]