2000955920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{862481}}^1$

素因数の和:862523

約数の個数: 40

約数和(自身を含む): 4812649560

約数和(自身を除く): 2811693640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 862481, 1724962, 3449924, 4312405, 6899848, 8624810, 13799696, 17249620, 25011949, 34499240, 50023898, 68998480, 100047796, 125059745, 200095592, 250119490, 400191184, 500238980, 1000477960, 2000955920]

約数ペア:

[(1, 2000955920), (2, 1000477960), (4, 500238980), (5, 400191184), (8, 250119490), (10, 200095592), (16, 125059745), (20, 100047796), (29, 68998480), (40, 50023898), (58, 34499240), (80, 25011949), (116, 17249620), (145, 13799696), (232, 8624810), (290, 6899848), (464, 4312405), (580, 3449924), (1160, 1724962), (2320, 862481)]