339917590

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{1583}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 620991360

約数和(自身を除く): 281073770

約数列:

[1, 2, 5, 10, 109, 197, 218, 394, 545, 985, 1090, 1583, 1970, 3166, 7915, 15830, 21473, 42946, 107365, 172547, 214730, 311851, 345094, 623702, 862735, 1559255, 1725470, 3118510, 33991759, 67983518, 169958795, 339917590]

約数ペア:

[(1, 339917590), (2, 169958795), (5, 67983518), (10, 33991759), (109, 3118510), (197, 1725470), (218, 1559255), (394, 862735), (545, 623702), (985, 345094), (1090, 311851), (1583, 214730), (1970, 172547), (3166, 107365), (7915, 42946), (15830, 21473)]