4401473320

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{418391}}^1$

素因数の和:418665

約数の個数: 32

約数和(自身を含む): 9940993920

約数和(自身を除く): 5539520600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 418391, 836782, 1673564, 2091955, 3347128, 4183910, 8367820, 16735640, 110036833, 220073666, 440147332, 550184165, 880294664, 1100368330, 2200736660, 4401473320]

約数ペア:

[(1, 4401473320), (2, 2200736660), (4, 1100368330), (5, 880294664), (8, 550184165), (10, 440147332), (20, 220073666), (40, 110036833), (263, 16735640), (526, 8367820), (1052, 4183910), (1315, 3347128), (2104, 2091955), (2630, 1673564), (5260, 836782), (10520, 418391)]