9042920

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{683}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 20437920

約数和(自身を除く): 11395000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 683, 1324, 1366, 1655, 2648, 2732, 3310, 3415, 5464, 6620, 6830, 13240, 13660, 27320, 226073, 452146, 904292, 1130365, 1808584, 2260730, 4521460, 9042920]

約数ペア:

[(1, 9042920), (2, 4521460), (4, 2260730), (5, 1808584), (8, 1130365), (10, 904292), (20, 452146), (40, 226073), (331, 27320), (662, 13660), (683, 13240), (1324, 6830), (1366, 6620), (1655, 5464), (2648, 3415), (2732, 3310)]