521019920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283163}}^1$

素因数の和:283199

約数の個数: 40

約数和(自身を含む): 1264044096

約数和(自身を除く): 743024176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 283163, 566326, 1132652, 1415815, 2265304, 2831630, 4530608, 5663260, 6512749, 11326520, 13025498, 22653040, 26050996, 32563745, 52101992, 65127490, 104203984, 130254980, 260509960, 521019920]

約数ペア:

[(1, 521019920), (2, 260509960), (4, 130254980), (5, 104203984), (8, 65127490), (10, 52101992), (16, 32563745), (20, 26050996), (23, 22653040), (40, 13025498), (46, 11326520), (80, 6512749), (92, 5663260), (115, 4530608), (184, 2831630), (230, 2265304), (368, 1415815), (460, 1132652), (920, 566326), (1840, 283163)]