2915660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 6924960

約数和(自身を除く): 4009300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 457, 580, 638, 914, 1276, 1595, 1828, 2285, 3190, 4570, 5027, 6380, 9140, 10054, 13253, 20108, 25135, 26506, 50270, 53012, 66265, 100540, 132530, 145783, 265060, 291566, 583132, 728915, 1457830, 2915660]

約数ペア:

[(1, 2915660), (2, 1457830), (4, 728915), (5, 583132), (10, 291566), (11, 265060), (20, 145783), (22, 132530), (29, 100540), (44, 66265), (55, 53012), (58, 50270), (110, 26506), (116, 25135), (145, 20108), (220, 13253), (290, 10054), (319, 9140), (457, 6380), (580, 5027), (638, 4570), (914, 3190), (1276, 2285), (1595, 1828)]