28694220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15427}}^1$

素因数の和:15470

約数の個数: 48

約数和(自身を含む): 82940928

約数和(自身を除く): 54246708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15427, 30854, 46281, 61708, 77135, 92562, 154270, 185124, 231405, 308540, 462810, 478237, 925620, 956474, 1434711, 1912948, 2391185, 2869422, 4782370, 5738844, 7173555, 9564740, 14347110, 28694220]

約数ペア:

[(1, 28694220), (2, 14347110), (3, 9564740), (4, 7173555), (5, 5738844), (6, 4782370), (10, 2869422), (12, 2391185), (15, 1912948), (20, 1434711), (30, 956474), (31, 925620), (60, 478237), (62, 462810), (93, 308540), (124, 231405), (155, 185124), (186, 154270), (310, 92562), (372, 77135), (465, 61708), (620, 46281), (930, 30854), (1860, 15427)]