20469420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113719}}^1$

素因数の和:113734

約数の個数: 36

約数和(自身を含む): 62091120

約数和(自身を除く): 41621700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113719, 227438, 341157, 454876, 568595, 682314, 1023471, 1137190, 1364628, 1705785, 2046942, 2274380, 3411570, 4093884, 5117355, 6823140, 10234710, 20469420]

約数ペア:

[(1, 20469420), (2, 10234710), (3, 6823140), (4, 5117355), (5, 4093884), (6, 3411570), (9, 2274380), (10, 2046942), (12, 1705785), (15, 1364628), (18, 1137190), (20, 1023471), (30, 682314), (36, 568595), (45, 454876), (60, 341157), (90, 227438), (180, 113719)]