8614840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16567}}^1$

素因数の和:16591

約数の個数: 32

約数和(自身を含む): 20875680

約数和(自身を除く): 12260840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16567, 33134, 66268, 82835, 132536, 165670, 215371, 331340, 430742, 662680, 861484, 1076855, 1722968, 2153710, 4307420, 8614840]

約数ペア:

[(1, 8614840), (2, 4307420), (4, 2153710), (5, 1722968), (8, 1076855), (10, 861484), (13, 662680), (20, 430742), (26, 331340), (40, 215371), (52, 165670), (65, 132536), (104, 82835), (130, 66268), (260, 33134), (520, 16567)]