105421240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{49727}}^1$

素因数の和:49791

約数の個数: 32

約数和(自身を含む): 241678080

約数和(自身を除く): 136256840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 49727, 99454, 198908, 248635, 397816, 497270, 994540, 1989080, 2635531, 5271062, 10542124, 13177655, 21084248, 26355310, 52710620, 105421240]

約数ペア:

[(1, 105421240), (2, 52710620), (4, 26355310), (5, 21084248), (8, 13177655), (10, 10542124), (20, 5271062), (40, 2635531), (53, 1989080), (106, 994540), (212, 497270), (265, 397816), (424, 248635), (530, 198908), (1060, 99454), (2120, 49727)]