12225620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 28498176

約数和(自身を除く): 16272556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 911, 1220, 1342, 1822, 2684, 3355, 3644, 4555, 6710, 9110, 10021, 13420, 18220, 20042, 40084, 50105, 55571, 100210, 111142, 200420, 222284, 277855, 555710, 611281, 1111420, 1222562, 2445124, 3056405, 6112810, 12225620]

約数ペア:

[(1, 12225620), (2, 6112810), (4, 3056405), (5, 2445124), (10, 1222562), (11, 1111420), (20, 611281), (22, 555710), (44, 277855), (55, 222284), (61, 200420), (110, 111142), (122, 100210), (220, 55571), (244, 50105), (305, 40084), (610, 20042), (671, 18220), (911, 13420), (1220, 10021), (1342, 9110), (1822, 6710), (2684, 4555), (3355, 3644)]