204060320

素因数分解:

$2^5\times 5^1\times {\mathrm{467}}^1\times {\mathrm{2731}}^1$

素因数の和:3213

約数の個数: 48

約数和(自身を含む): 483301728

約数和(自身を除く): 279241408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 467, 934, 1868, 2335, 2731, 3736, 4670, 5462, 7472, 9340, 10924, 13655, 14944, 18680, 21848, 27310, 37360, 43696, 54620, 74720, 87392, 109240, 218480, 436960, 1275377, 2550754, 5101508, 6376885, 10203016, 12753770, 20406032, 25507540, 40812064, 51015080, 102030160, 204060320]

約数ペア:

[(1, 204060320), (2, 102030160), (4, 51015080), (5, 40812064), (8, 25507540), (10, 20406032), (16, 12753770), (20, 10203016), (32, 6376885), (40, 5101508), (80, 2550754), (160, 1275377), (467, 436960), (934, 218480), (1868, 109240), (2335, 87392), (2731, 74720), (3736, 54620), (4670, 43696), (5462, 37360), (7472, 27310), (9340, 21848), (10924, 18680), (13655, 14944)]