450520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1609}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 1159200

約数和(自身を除く): 708680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1609, 3218, 6436, 8045, 11263, 12872, 16090, 22526, 32180, 45052, 56315, 64360, 90104, 112630, 225260, 450520]

約数ペア:

[(1, 450520), (2, 225260), (4, 112630), (5, 90104), (7, 64360), (8, 56315), (10, 45052), (14, 32180), (20, 22526), (28, 16090), (35, 12872), (40, 11263), (56, 8045), (70, 6436), (140, 3218), (280, 1609)]