8995580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 21288960

約数和(自身を除く): 12293380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1319, 1364, 1705, 2638, 3410, 5276, 6595, 6820, 13190, 14509, 26380, 29018, 40889, 58036, 72545, 81778, 145090, 163556, 204445, 290180, 408890, 449779, 817780, 899558, 1799116, 2248895, 4497790, 8995580]

約数ペア:

[(1, 8995580), (2, 4497790), (4, 2248895), (5, 1799116), (10, 899558), (11, 817780), (20, 449779), (22, 408890), (31, 290180), (44, 204445), (55, 163556), (62, 145090), (110, 81778), (124, 72545), (155, 58036), (220, 40889), (310, 29018), (341, 26380), (620, 14509), (682, 13190), (1319, 6820), (1364, 6595), (1705, 5276), (2638, 3410)]