9720590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4651}}^1$

素因数の和:4688

約数の個数: 32

約数和(自身を含む): 20096640

約数和(自身を除く): 10376050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 4651, 9302, 23255, 46510, 51161, 88369, 102322, 176738, 255805, 441845, 511610, 883690, 972059, 1944118, 4860295, 9720590]

約数ペア:

[(1, 9720590), (2, 4860295), (5, 1944118), (10, 972059), (11, 883690), (19, 511610), (22, 441845), (38, 255805), (55, 176738), (95, 102322), (110, 88369), (190, 51161), (209, 46510), (418, 23255), (1045, 9302), (2090, 4651)]