38104280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13417}}^1$

素因数の和:13499

約数の個数: 32

約数和(自身を含む): 86948640

約数和(自身を除く): 48844360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 13417, 26834, 53668, 67085, 107336, 134170, 268340, 536680, 952607, 1905214, 3810428, 4763035, 7620856, 9526070, 19052140, 38104280]

約数ペア:

[(1, 38104280), (2, 19052140), (4, 9526070), (5, 7620856), (8, 4763035), (10, 3810428), (20, 1905214), (40, 952607), (71, 536680), (142, 268340), (284, 134170), (355, 107336), (568, 67085), (710, 53668), (1420, 26834), (2840, 13417)]