28491780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3187}}^1$

素因数の和:3348

約数の個数: 48

約数和(自身を含む): 80337600

約数和(自身を除く): 51845820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2235, 2980, 3187, 4470, 6374, 8940, 9561, 12748, 15935, 19122, 31870, 38244, 47805, 63740, 95610, 191220, 474863, 949726, 1424589, 1899452, 2374315, 2849178, 4748630, 5698356, 7122945, 9497260, 14245890, 28491780]

約数ペア:

[(1, 28491780), (2, 14245890), (3, 9497260), (4, 7122945), (5, 5698356), (6, 4748630), (10, 2849178), (12, 2374315), (15, 1899452), (20, 1424589), (30, 949726), (60, 474863), (149, 191220), (298, 95610), (447, 63740), (596, 47805), (745, 38244), (894, 31870), (1490, 19122), (1788, 15935), (2235, 12748), (2980, 9561), (3187, 8940), (4470, 6374)]