13480280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30637}}^1$

素因数の和:30659

約数の個数: 32

約数和(自身を含む): 33089040

約数和(自身を除く): 19608760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30637, 61274, 122548, 153185, 245096, 306370, 337007, 612740, 674014, 1225480, 1348028, 1685035, 2696056, 3370070, 6740140, 13480280]

約数ペア:

[(1, 13480280), (2, 6740140), (4, 3370070), (5, 2696056), (8, 1685035), (10, 1348028), (11, 1225480), (20, 674014), (22, 612740), (40, 337007), (44, 306370), (55, 245096), (88, 153185), (110, 122548), (220, 61274), (440, 30637)]