8509880

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2693}}^1$

素因数の和:2783

約数の個数: 32

約数和(自身を含む): 19396800

約数和(自身を除く): 10886920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 2693, 3160, 5386, 10772, 13465, 21544, 26930, 53860, 107720, 212747, 425494, 850988, 1063735, 1701976, 2127470, 4254940, 8509880]

約数ペア:

[(1, 8509880), (2, 4254940), (4, 2127470), (5, 1701976), (8, 1063735), (10, 850988), (20, 425494), (40, 212747), (79, 107720), (158, 53860), (316, 26930), (395, 21544), (632, 13465), (790, 10772), (1580, 5386), (2693, 3160)]