1520457620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{222941}}^1$

素因数の和:222992

約数の個数: 48

約数和(自身を含む): 3595608576

約数和(自身を除く): 2075150956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 222941, 445882, 891764, 1114705, 2229410, 2452351, 4458820, 4904702, 6911171, 9809404, 12261755, 13822342, 24523510, 27644684, 34555855, 49047020, 69111710, 76022881, 138223420, 152045762, 304091524, 380114405, 760228810, 1520457620]

約数ペア:

[(1, 1520457620), (2, 760228810), (4, 380114405), (5, 304091524), (10, 152045762), (11, 138223420), (20, 76022881), (22, 69111710), (31, 49047020), (44, 34555855), (55, 27644684), (62, 24523510), (110, 13822342), (124, 12261755), (155, 9809404), (220, 6911171), (310, 4904702), (341, 4458820), (620, 2452351), (682, 2229410), (1364, 1114705), (1705, 891764), (3410, 445882), (6820, 222941)]