520016948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{619}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 1013893440

約数和(自身を除く): 493876492

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 313, 619, 626, 671, 1238, 1252, 1342, 2476, 2684, 3443, 6809, 6886, 13618, 13772, 19093, 27236, 37759, 38186, 75518, 76372, 151036, 193747, 210023, 387494, 415349, 420046, 774988, 830698, 840092, 1661396, 2131217, 4262434, 8524868, 11818567, 23637134, 47274268, 130004237, 260008474, 520016948]

約数ペア:

[(1, 520016948), (2, 260008474), (4, 130004237), (11, 47274268), (22, 23637134), (44, 11818567), (61, 8524868), (122, 4262434), (244, 2131217), (313, 1661396), (619, 840092), (626, 830698), (671, 774988), (1238, 420046), (1252, 415349), (1342, 387494), (2476, 210023), (2684, 193747), (3443, 151036), (6809, 76372), (6886, 75518), (13618, 38186), (13772, 37759), (19093, 27236)]