978013823480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{660820151}}^1$

素因数の和:660820199

約数の個数: 32

約数和(自身を含む): 2260004919840

約数和(自身を除く): 1281991096360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 660820151, 1321640302, 2643280604, 3304100755, 5286561208, 6608201510, 13216403020, 24450345587, 26432806040, 48900691174, 97801382348, 122251727935, 195602764696, 244503455870, 489006911740, 978013823480]

約数ペア:

[(1, 978013823480), (2, 489006911740), (4, 244503455870), (5, 195602764696), (8, 122251727935), (10, 97801382348), (20, 48900691174), (37, 26432806040), (40, 24450345587), (74, 13216403020), (148, 6608201510), (185, 5286561208), (296, 3304100755), (370, 2643280604), (740, 1321640302), (1480, 660820151)]