16222580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3881}}^1$

素因数の和:3920

約数の個数: 48

約数和(自身を含む): 39130560

約数和(自身を除く): 22907980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3881, 4180, 7762, 15524, 19405, 38810, 42691, 73739, 77620, 85382, 147478, 170764, 213455, 294956, 368695, 426910, 737390, 811129, 853820, 1474780, 1622258, 3244516, 4055645, 8111290, 16222580]

約数ペア:

[(1, 16222580), (2, 8111290), (4, 4055645), (5, 3244516), (10, 1622258), (11, 1474780), (19, 853820), (20, 811129), (22, 737390), (38, 426910), (44, 368695), (55, 294956), (76, 213455), (95, 170764), (110, 147478), (190, 85382), (209, 77620), (220, 73739), (380, 42691), (418, 38810), (836, 19405), (1045, 15524), (2090, 7762), (3881, 4180)]