840475696

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{991127}}^1$

素因数の和:991188

約数の個数: 20

約数和(自身を含む): 1659148272

約数和(自身を除く): 818672576

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 991127, 1982254, 3964508, 7929016, 15858032, 52529731, 105059462, 210118924, 420237848, 840475696]

約数ペア:

[(1, 840475696), (2, 420237848), (4, 210118924), (8, 105059462), (16, 52529731), (53, 15858032), (106, 7929016), (212, 3964508), (424, 1982254), (848, 991127)]