17315980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2590

約数の個数: 48

約数和(自身を含む): 40965120

約数和(自身を除く): 23649140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2539, 3410, 5078, 6820, 10156, 12695, 25390, 27929, 50780, 55858, 78709, 111716, 139645, 157418, 279290, 314836, 393545, 558580, 787090, 865799, 1574180, 1731598, 3463196, 4328995, 8657990, 17315980]

約数ペア:

[(1, 17315980), (2, 8657990), (4, 4328995), (5, 3463196), (10, 1731598), (11, 1574180), (20, 865799), (22, 787090), (31, 558580), (44, 393545), (55, 314836), (62, 279290), (110, 157418), (124, 139645), (155, 111716), (220, 78709), (310, 55858), (341, 50780), (620, 27929), (682, 25390), (1364, 12695), (1705, 10156), (2539, 6820), (3410, 5078)]