31629620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1319}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 73180800

約数和(自身を除く): 41551180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 1319, 2180, 2398, 2638, 4796, 5276, 5995, 6595, 11990, 13190, 14509, 23980, 26380, 29018, 58036, 72545, 143771, 145090, 287542, 290180, 575084, 718855, 1437710, 1581481, 2875420, 3162962, 6325924, 7907405, 15814810, 31629620]

約数ペア:

[(1, 31629620), (2, 15814810), (4, 7907405), (5, 6325924), (10, 3162962), (11, 2875420), (20, 1581481), (22, 1437710), (44, 718855), (55, 575084), (109, 290180), (110, 287542), (218, 145090), (220, 143771), (436, 72545), (545, 58036), (1090, 29018), (1199, 26380), (1319, 23980), (2180, 14509), (2398, 13190), (2638, 11990), (4796, 6595), (5276, 5995)]