22720620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29129}}^1$

素因数の和:29154

約数の個数: 48

約数和(自身を含む): 68513760

約数和(自身を除く): 45793140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 29129, 58258, 87387, 116516, 145645, 174774, 291290, 349548, 378677, 436935, 582580, 757354, 873870, 1136031, 1514708, 1747740, 1893385, 2272062, 3786770, 4544124, 5680155, 7573540, 11360310, 22720620]

約数ペア:

[(1, 22720620), (2, 11360310), (3, 7573540), (4, 5680155), (5, 4544124), (6, 3786770), (10, 2272062), (12, 1893385), (13, 1747740), (15, 1514708), (20, 1136031), (26, 873870), (30, 757354), (39, 582580), (52, 436935), (60, 378677), (65, 349548), (78, 291290), (130, 174774), (156, 145645), (195, 116516), (260, 87387), (390, 58258), (780, 29129)]