20632620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{991}}^1$

素因数の和:1350

約数の個数: 48

約数和(自身を含む): 57996288

約数和(自身を除く): 37363668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347, 694, 991, 1041, 1388, 1735, 1982, 2082, 2973, 3470, 3964, 4164, 4955, 5205, 5946, 6940, 9910, 10410, 11892, 14865, 19820, 20820, 29730, 59460, 343877, 687754, 1031631, 1375508, 1719385, 2063262, 3438770, 4126524, 5158155, 6877540, 10316310, 20632620]

約数ペア:

[(1, 20632620), (2, 10316310), (3, 6877540), (4, 5158155), (5, 4126524), (6, 3438770), (10, 2063262), (12, 1719385), (15, 1375508), (20, 1031631), (30, 687754), (60, 343877), (347, 59460), (694, 29730), (991, 20820), (1041, 19820), (1388, 14865), (1735, 11892), (1982, 10410), (2082, 9910), (2973, 6940), (3470, 5946), (3964, 5205), (4164, 4955)]