8542760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5209}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 19693800

約数和(自身を除く): 11151040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5209, 10418, 20836, 26045, 41672, 52090, 104180, 208360, 213569, 427138, 854276, 1067845, 1708552, 2135690, 4271380, 8542760]

約数ペア:

[(1, 8542760), (2, 4271380), (4, 2135690), (5, 1708552), (8, 1067845), (10, 854276), (20, 427138), (40, 213569), (41, 208360), (82, 104180), (164, 52090), (205, 41672), (328, 26045), (410, 20836), (820, 10418), (1640, 5209)]