20640528

素因数分解:

$2^4\times 3^3\times {\mathrm{47779}}^1$

素因数の和:47796

約数の個数: 40

約数和(自身を含む): 59247200

約数和(自身を除く): 38606672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 47779, 95558, 143337, 191116, 286674, 382232, 430011, 573348, 764464, 860022, 1146696, 1290033, 1720044, 2293392, 2580066, 3440088, 5160132, 6880176, 10320264, 20640528]

約数ペア:

[(1, 20640528), (2, 10320264), (3, 6880176), (4, 5160132), (6, 3440088), (8, 2580066), (9, 2293392), (12, 1720044), (16, 1290033), (18, 1146696), (24, 860022), (27, 764464), (36, 573348), (48, 430011), (54, 382232), (72, 286674), (108, 191116), (144, 143337), (216, 95558), (432, 47779)]