9561640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 24261120

約数和(自身を除く): 14699480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 701, 1240, 1364, 1402, 1705, 2728, 2804, 3410, 3505, 5608, 6820, 7010, 7711, 13640, 14020, 15422, 21731, 28040, 30844, 38555, 43462, 61688, 77110, 86924, 108655, 154220, 173848, 217310, 239041, 308440, 434620, 478082, 869240, 956164, 1195205, 1912328, 2390410, 4780820, 9561640]

約数ペア:

[(1, 9561640), (2, 4780820), (4, 2390410), (5, 1912328), (8, 1195205), (10, 956164), (11, 869240), (20, 478082), (22, 434620), (31, 308440), (40, 239041), (44, 217310), (55, 173848), (62, 154220), (88, 108655), (110, 86924), (124, 77110), (155, 61688), (220, 43462), (248, 38555), (310, 30844), (341, 28040), (440, 21731), (620, 15422), (682, 14020), (701, 13640), (1240, 7711), (1364, 7010), (1402, 6820), (1705, 5608), (2728, 3505), (2804, 3410)]