2011150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 48

約数和(自身を含む): 4129200

約数和(自身を除く): 2118050

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 73, 95, 145, 146, 190, 290, 365, 475, 551, 725, 730, 950, 1102, 1387, 1450, 1825, 2117, 2755, 2774, 3650, 4234, 5510, 6935, 10585, 13775, 13870, 21170, 27550, 34675, 40223, 52925, 69350, 80446, 105850, 201115, 402230, 1005575, 2011150]

約数ペア:

[(1, 2011150), (2, 1005575), (5, 402230), (10, 201115), (19, 105850), (25, 80446), (29, 69350), (38, 52925), (50, 40223), (58, 34675), (73, 27550), (95, 21170), (145, 13870), (146, 13775), (190, 10585), (290, 6935), (365, 5510), (475, 4234), (551, 3650), (725, 2774), (730, 2755), (950, 2117), (1102, 1825), (1387, 1450)]