20462940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113683}}^1$

素因数の和:113698

約数の個数: 36

約数和(自身を含む): 62071464

約数和(自身を除く): 41608524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113683, 227366, 341049, 454732, 568415, 682098, 1023147, 1136830, 1364196, 1705245, 2046294, 2273660, 3410490, 4092588, 5115735, 6820980, 10231470, 20462940]

約数ペア:

[(1, 20462940), (2, 10231470), (3, 6820980), (4, 5115735), (5, 4092588), (6, 3410490), (9, 2273660), (10, 2046294), (12, 1705245), (15, 1364196), (18, 1136830), (20, 1023147), (30, 682098), (36, 568415), (45, 454732), (60, 341049), (90, 227366), (180, 113683)]