9427480

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1117}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 21331440

約数和(自身を除く): 11903960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1117, 1688, 2110, 2234, 4220, 4468, 5585, 8440, 8936, 11170, 22340, 44680, 235687, 471374, 942748, 1178435, 1885496, 2356870, 4713740, 9427480]

約数ペア:

[(1, 9427480), (2, 4713740), (4, 2356870), (5, 1885496), (8, 1178435), (10, 942748), (20, 471374), (40, 235687), (211, 44680), (422, 22340), (844, 11170), (1055, 8936), (1117, 8440), (1688, 5585), (2110, 4468), (2234, 4220)]