620820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{3449}}^1$

素因数の和:3464

約数の個数: 36

約数和(自身を含む): 1883700

約数和(自身を除く): 1262880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 3449, 6898, 10347, 13796, 17245, 20694, 31041, 34490, 41388, 51735, 62082, 68980, 103470, 124164, 155205, 206940, 310410, 620820]

約数ペア:

[(1, 620820), (2, 310410), (3, 206940), (4, 155205), (5, 124164), (6, 103470), (9, 68980), (10, 62082), (12, 51735), (15, 41388), (18, 34490), (20, 31041), (30, 20694), (36, 17245), (45, 13796), (60, 10347), (90, 6898), (180, 3449)]