20464620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 63334656

約数和(自身を除く): 42870036

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 101, 110, 132, 165, 202, 220, 303, 307, 330, 404, 505, 606, 614, 660, 921, 1010, 1111, 1212, 1228, 1515, 1535, 1842, 2020, 2222, 3030, 3070, 3333, 3377, 3684, 4444, 4605, 5555, 6060, 6140, 6666, 6754, 9210, 10131, 11110, 13332, 13508, 16665, 16885, 18420, 20262, 22220, 31007, 33330, 33770, 40524, 50655, 62014, 66660, 67540, 93021, 101310, 124028, 155035, 186042, 202620, 310070, 341077, 372084, 465105, 620140, 682154, 930210, 1023231, 1364308, 1705385, 1860420, 2046462, 3410770, 4092924, 5116155, 6821540, 10232310, 20464620]

約数ペア:

[(1, 20464620), (2, 10232310), (3, 6821540), (4, 5116155), (5, 4092924), (6, 3410770), (10, 2046462), (11, 1860420), (12, 1705385), (15, 1364308), (20, 1023231), (22, 930210), (30, 682154), (33, 620140), (44, 465105), (55, 372084), (60, 341077), (66, 310070), (101, 202620), (110, 186042), (132, 155035), (165, 124028), (202, 101310), (220, 93021), (303, 67540), (307, 66660), (330, 62014), (404, 50655), (505, 40524), (606, 33770), (614, 33330), (660, 31007), (921, 22220), (1010, 20262), (1111, 18420), (1212, 16885), (1228, 16665), (1515, 13508), (1535, 13332), (1842, 11110), (2020, 10131), (2222, 9210), (3030, 6754), (3070, 6666), (3333, 6140), (3377, 6060), (3684, 5555), (4444, 4605)]