9028240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8681}}^1$

素因数の和:8707

約数の個数: 40

約数和(自身を含む): 22607928

約数和(自身を除く): 13579688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8681, 17362, 34724, 43405, 69448, 86810, 112853, 138896, 173620, 225706, 347240, 451412, 564265, 694480, 902824, 1128530, 1805648, 2257060, 4514120, 9028240]

約数ペア:

[(1, 9028240), (2, 4514120), (4, 2257060), (5, 1805648), (8, 1128530), (10, 902824), (13, 694480), (16, 564265), (20, 451412), (26, 347240), (40, 225706), (52, 173620), (65, 138896), (80, 112853), (104, 86810), (130, 69448), (208, 43405), (260, 34724), (520, 17362), (1040, 8681)]