380114120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{133843}}^1$

素因数の和:133925

約数の個数: 32

約数和(自身を含む): 867309120

約数和(自身を除く): 487195000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 133843, 267686, 535372, 669215, 1070744, 1338430, 2676860, 5353720, 9502853, 19005706, 38011412, 47514265, 76022824, 95028530, 190057060, 380114120]

約数ペア:

[(1, 380114120), (2, 190057060), (4, 95028530), (5, 76022824), (8, 47514265), (10, 38011412), (20, 19005706), (40, 9502853), (71, 5353720), (142, 2676860), (284, 1338430), (355, 1070744), (568, 669215), (710, 535372), (1420, 267686), (2840, 133843)]