9995590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 19867680

約数和(自身を除く): 9872090

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1021, 1958, 2042, 4895, 5105, 9790, 10210, 11231, 22462, 56155, 90869, 112310, 181738, 454345, 908690, 999559, 1999118, 4997795, 9995590]

約数ペア:

[(1, 9995590), (2, 4997795), (5, 1999118), (10, 999559), (11, 908690), (22, 454345), (55, 181738), (89, 112310), (110, 90869), (178, 56155), (445, 22462), (890, 11231), (979, 10210), (1021, 9790), (1958, 5105), (2042, 4895)]