4576220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 11082624

約数和(自身を除く): 6506404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 61, 62, 110, 121, 122, 124, 155, 220, 242, 244, 305, 310, 341, 484, 605, 610, 620, 671, 682, 1210, 1220, 1342, 1364, 1705, 1891, 2420, 2684, 3355, 3410, 3751, 3782, 6710, 6820, 7381, 7502, 7564, 9455, 13420, 14762, 15004, 18755, 18910, 20801, 29524, 36905, 37510, 37820, 41602, 73810, 75020, 83204, 104005, 147620, 208010, 228811, 416020, 457622, 915244, 1144055, 2288110, 4576220]

約数ペア:

[(1, 4576220), (2, 2288110), (4, 1144055), (5, 915244), (10, 457622), (11, 416020), (20, 228811), (22, 208010), (31, 147620), (44, 104005), (55, 83204), (61, 75020), (62, 73810), (110, 41602), (121, 37820), (122, 37510), (124, 36905), (155, 29524), (220, 20801), (242, 18910), (244, 18755), (305, 15004), (310, 14762), (341, 13420), (484, 9455), (605, 7564), (610, 7502), (620, 7381), (671, 6820), (682, 6710), (1210, 3782), (1220, 3751), (1342, 3410), (1364, 3355), (1705, 2684), (1891, 2420)]