20176043320

素因数分解:

$2^3\times 5^1\times {\mathrm{2203}}^1\times {\mathrm{228961}}^1$

素因数の和:231175

約数の個数: 32

約数和(自身を含む): 45416902320

約数和(自身を除く): 25240859000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2203, 4406, 8812, 11015, 17624, 22030, 44060, 88120, 228961, 457922, 915844, 1144805, 1831688, 2289610, 4579220, 9158440, 504401083, 1008802166, 2017604332, 2522005415, 4035208664, 5044010830, 10088021660, 20176043320]

約数ペア:

[(1, 20176043320), (2, 10088021660), (4, 5044010830), (5, 4035208664), (8, 2522005415), (10, 2017604332), (20, 1008802166), (40, 504401083), (2203, 9158440), (4406, 4579220), (8812, 2289610), (11015, 1831688), (17624, 1144805), (22030, 915844), (44060, 457922), (88120, 228961)]