156960278480

素因数分解:

$2^4\times 5^1\times {\mathrm{1962003481}}^1$

素因数の和:1962003494

約数の個数: 20

約数和(自身を含む): 364932647652

約数和(自身を除く): 207972369172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962003481, 3924006962, 7848013924, 9810017405, 15696027848, 19620034810, 31392055696, 39240069620, 78480139240, 156960278480]

約数ペア:

[(1, 156960278480), (2, 78480139240), (4, 39240069620), (5, 31392055696), (8, 19620034810), (10, 15696027848), (16, 9810017405), (20, 7848013924), (40, 3924006962), (80, 1962003481)]