2912590820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1\times {\mathrm{3313}}^1$

素因数の和:3824

約数の個数: 48

約数和(自身を含む): 6188298480

約数和(自身を除く): 3275707660

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 389, 452, 565, 778, 1130, 1556, 1945, 2260, 3313, 3890, 6626, 7780, 13252, 16565, 33130, 43957, 66260, 87914, 175828, 219785, 374369, 439570, 748738, 879140, 1288757, 1497476, 1871845, 2577514, 3743690, 5155028, 6443785, 7487380, 12887570, 25775140, 145629541, 291259082, 582518164, 728147705, 1456295410, 2912590820]

約数ペア:

[(1, 2912590820), (2, 1456295410), (4, 728147705), (5, 582518164), (10, 291259082), (20, 145629541), (113, 25775140), (226, 12887570), (389, 7487380), (452, 6443785), (565, 5155028), (778, 3743690), (1130, 2577514), (1556, 1871845), (1945, 1497476), (2260, 1288757), (3313, 879140), (3890, 748738), (6626, 439570), (7780, 374369), (13252, 219785), (16565, 175828), (33130, 87914), (43957, 66260)]