16680580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17021}}^1$

素因数の和:17044

約数の個数: 36

約数和(自身を含む): 40750668

約数和(自身を除く): 24070088

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 17021, 34042, 68084, 85105, 119147, 170210, 238294, 340420, 476588, 595735, 834029, 1191470, 1668058, 2382940, 3336116, 4170145, 8340290, 16680580]

約数ペア:

[(1, 16680580), (2, 8340290), (4, 4170145), (5, 3336116), (7, 2382940), (10, 1668058), (14, 1191470), (20, 834029), (28, 595735), (35, 476588), (49, 340420), (70, 238294), (98, 170210), (140, 119147), (196, 85105), (245, 68084), (490, 34042), (980, 17021)]