2861720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2467}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 6663600

約数和(自身を除く): 3801880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 2467, 4934, 9868, 12335, 19736, 24670, 49340, 71543, 98680, 143086, 286172, 357715, 572344, 715430, 1430860, 2861720]

約数ペア:

[(1, 2861720), (2, 1430860), (4, 715430), (5, 572344), (8, 357715), (10, 286172), (20, 143086), (29, 98680), (40, 71543), (58, 49340), (116, 24670), (145, 19736), (232, 12335), (290, 9868), (580, 4934), (1160, 2467)]