1958903359640

素因数分解:

$2^3\times 5^1\times {\mathrm{48972583991}}^1$

素因数の和:48972584002

約数の個数: 16

約数和(自身を含む): 4407532559280

約数和(自身を除く): 2448629199640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 48972583991, 97945167982, 195890335964, 244862919955, 391780671928, 489725839910, 979451679820, 1958903359640]

約数ペア:

[(1, 1958903359640), (2, 979451679820), (4, 489725839910), (5, 391780671928), (8, 244862919955), (10, 195890335964), (20, 97945167982), (40, 48972583991)]