1520307580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{222919}}^1$

素因数の和:222970

約数の個数: 48

約数和(自身を含む): 3595253760

約数和(自身を除く): 2074946180

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, 222919, 445838, 891676, 1114595, 2229190, 2452109, 4458380, 4904218, 6910489, 9808436, 12260545, 13820978, 24521090, 27641956, 34552445, 49042180, 69104890, 76015379, 138209780, 152030758, 304061516, 380076895, 760153790, 1520307580]

約数ペア:

[(1, 1520307580), (2, 760153790), (4, 380076895), (5, 304061516), (10, 152030758), (11, 138209780), (20, 76015379), (22, 69104890), (31, 49042180), (44, 34552445), (55, 27641956), (62, 24521090), (110, 13820978), (124, 12260545), (155, 9808436), (220, 6910489), (310, 4904218), (341, 4458380), (620, 2452109), (682, 2229190), (1364, 1114595), (1705, 891676), (3410, 445838), (6820, 222919)]