47387640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{394897}}^1$

素因数の和:394911

約数の個数: 32

約数和(自身を含む): 142163280

約数和(自身を除く): 94775640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 394897, 789794, 1184691, 1579588, 1974485, 2369382, 3159176, 3948970, 4738764, 5923455, 7897940, 9477528, 11846910, 15795880, 23693820, 47387640]

約数ペア:

[(1, 47387640), (2, 23693820), (3, 15795880), (4, 11846910), (5, 9477528), (6, 7897940), (8, 5923455), (10, 4738764), (12, 3948970), (15, 3159176), (20, 2369382), (24, 1974485), (30, 1579588), (40, 1184691), (60, 789794), (120, 394897)]