5680120

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{673}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 12859920

約数和(自身を除く): 7179800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 673, 844, 1055, 1346, 1688, 2110, 2692, 3365, 4220, 5384, 6730, 8440, 13460, 26920, 142003, 284006, 568012, 710015, 1136024, 1420030, 2840060, 5680120]

約数ペア:

[(1, 5680120), (2, 2840060), (4, 1420030), (5, 1136024), (8, 710015), (10, 568012), (20, 284006), (40, 142003), (211, 26920), (422, 13460), (673, 8440), (844, 6730), (1055, 5384), (1346, 4220), (1688, 3365), (2110, 2692)]