3318680

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{509}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 7527600

約数和(自身を除く): 4208920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 509, 652, 815, 1018, 1304, 1630, 2036, 2545, 3260, 4072, 5090, 6520, 10180, 20360, 82967, 165934, 331868, 414835, 663736, 829670, 1659340, 3318680]

約数ペア:

[(1, 3318680), (2, 1659340), (4, 829670), (5, 663736), (8, 414835), (10, 331868), (20, 165934), (40, 82967), (163, 20360), (326, 10180), (509, 6520), (652, 5090), (815, 4072), (1018, 3260), (1304, 2545), (1630, 2036)]