11618440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4091}}^1$

素因数の和:4173

約数の個数: 32

約数和(自身を含む): 26516160

約数和(自身を除く): 14897720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4091, 8182, 16364, 20455, 32728, 40910, 81820, 163640, 290461, 580922, 1161844, 1452305, 2323688, 2904610, 5809220, 11618440]

約数ペア:

[(1, 11618440), (2, 5809220), (4, 2904610), (5, 2323688), (8, 1452305), (10, 1161844), (20, 580922), (40, 290461), (71, 163640), (142, 81820), (284, 40910), (355, 32728), (568, 20455), (710, 16364), (1420, 8182), (2840, 4091)]