10902220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1811}}^1$

素因数の和:1870

約数の個数: 48

約数和(自身を含む): 26788608

約数和(自身を除く): 15886388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 1811, 3010, 3622, 6020, 7244, 9055, 12677, 18110, 25354, 36220, 50708, 63385, 77873, 126770, 155746, 253540, 311492, 389365, 545111, 778730, 1090222, 1557460, 2180444, 2725555, 5451110, 10902220]

約数ペア:

[(1, 10902220), (2, 5451110), (4, 2725555), (5, 2180444), (7, 1557460), (10, 1090222), (14, 778730), (20, 545111), (28, 389365), (35, 311492), (43, 253540), (70, 155746), (86, 126770), (140, 77873), (172, 63385), (215, 50708), (301, 36220), (430, 25354), (602, 18110), (860, 12677), (1204, 9055), (1505, 7244), (1811, 6020), (3010, 3622)]