3907880

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 8864640

約数和(自身を除く): 4956760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 647, 755, 1208, 1294, 1510, 2588, 3020, 3235, 5176, 6040, 6470, 12940, 25880, 97697, 195394, 390788, 488485, 781576, 976970, 1953940, 3907880]

約数ペア:

[(1, 3907880), (2, 1953940), (4, 976970), (5, 781576), (8, 488485), (10, 390788), (20, 195394), (40, 97697), (151, 25880), (302, 12940), (604, 6470), (647, 6040), (755, 5176), (1208, 3235), (1294, 3020), (1510, 2588)]