880620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 2657760

約数和(自身を除く): 1777140

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, 1129, 2258, 3387, 4516, 5645, 6774, 11290, 13548, 14677, 16935, 22580, 29354, 33870, 44031, 58708, 67740, 73385, 88062, 146770, 176124, 220155, 293540, 440310, 880620]

約数ペア:

[(1, 880620), (2, 440310), (3, 293540), (4, 220155), (5, 176124), (6, 146770), (10, 88062), (12, 73385), (13, 67740), (15, 58708), (20, 44031), (26, 33870), (30, 29354), (39, 22580), (52, 16935), (60, 14677), (65, 13548), (78, 11290), (130, 6774), (156, 5645), (195, 4516), (260, 3387), (390, 2258), (780, 1129)]