56868680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{421}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 140374080

約数和(自身を除く): 83505400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 307, 421, 440, 614, 842, 1228, 1535, 1684, 2105, 2456, 3070, 3368, 3377, 4210, 4631, 6140, 6754, 8420, 9262, 12280, 13508, 16840, 16885, 18524, 23155, 27016, 33770, 37048, 46310, 67540, 92620, 129247, 135080, 185240, 258494, 516988, 646235, 1033976, 1292470, 1421717, 2584940, 2843434, 5169880, 5686868, 7108585, 11373736, 14217170, 28434340, 56868680]

約数ペア:

[(1, 56868680), (2, 28434340), (4, 14217170), (5, 11373736), (8, 7108585), (10, 5686868), (11, 5169880), (20, 2843434), (22, 2584940), (40, 1421717), (44, 1292470), (55, 1033976), (88, 646235), (110, 516988), (220, 258494), (307, 185240), (421, 135080), (440, 129247), (614, 92620), (842, 67540), (1228, 46310), (1535, 37048), (1684, 33770), (2105, 27016), (2456, 23155), (3070, 18524), (3368, 16885), (3377, 16840), (4210, 13508), (4631, 12280), (6140, 9262), (6754, 8420)]