2120988

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 5400864

約数和(自身を除く): 3279876

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 281, 444, 562, 629, 843, 1124, 1258, 1686, 1887, 2516, 3372, 3774, 4777, 7548, 9554, 10397, 14331, 19108, 20794, 28662, 31191, 41588, 57324, 62382, 124764, 176749, 353498, 530247, 706996, 1060494, 2120988]

約数ペア:

[(1, 2120988), (2, 1060494), (3, 706996), (4, 530247), (6, 353498), (12, 176749), (17, 124764), (34, 62382), (37, 57324), (51, 41588), (68, 31191), (74, 28662), (102, 20794), (111, 19108), (148, 14331), (204, 10397), (222, 9554), (281, 7548), (444, 4777), (562, 3774), (629, 3372), (843, 2516), (1124, 1887), (1258, 1686)]