16798840

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{911}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 21122120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 911, 922, 1822, 1844, 2305, 3644, 3688, 4555, 4610, 7288, 9110, 9220, 18220, 18440, 36440, 419971, 839942, 1679884, 2099855, 3359768, 4199710, 8399420, 16798840]

約数ペア:

[(1, 16798840), (2, 8399420), (4, 4199710), (5, 3359768), (8, 2099855), (10, 1679884), (20, 839942), (40, 419971), (461, 36440), (911, 18440), (922, 18220), (1822, 9220), (1844, 9110), (2305, 7288), (3644, 4610), (3688, 4555)]