1774740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2689}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 5423040

約数和(自身を除く): 3648300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2689, 5378, 8067, 10756, 13445, 16134, 26890, 29579, 32268, 40335, 53780, 59158, 80670, 88737, 118316, 147895, 161340, 177474, 295790, 354948, 443685, 591580, 887370, 1774740]

約数ペア:

[(1, 1774740), (2, 887370), (3, 591580), (4, 443685), (5, 354948), (6, 295790), (10, 177474), (11, 161340), (12, 147895), (15, 118316), (20, 88737), (22, 80670), (30, 59158), (33, 53780), (44, 40335), (55, 32268), (60, 29579), (66, 26890), (110, 16134), (132, 13445), (165, 10756), (220, 8067), (330, 5378), (660, 2689)]