20838120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173651}}^1$

素因数の和:173665

約数の個数: 32

約数和(自身を含む): 62514720

約数和(自身を除く): 41676600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173651, 347302, 520953, 694604, 868255, 1041906, 1389208, 1736510, 2083812, 2604765, 3473020, 4167624, 5209530, 6946040, 10419060, 20838120]

約数ペア:

[(1, 20838120), (2, 10419060), (3, 6946040), (4, 5209530), (5, 4167624), (6, 3473020), (8, 2604765), (10, 2083812), (12, 1736510), (15, 1389208), (20, 1041906), (24, 868255), (30, 694604), (40, 520953), (60, 347302), (120, 173651)]