13957240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31721}}^1$

素因数の和:31743

約数の個数: 32

約数和(自身を含む): 34259760

約数和(自身を除く): 20302520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 31721, 63442, 126884, 158605, 253768, 317210, 348931, 634420, 697862, 1268840, 1395724, 1744655, 2791448, 3489310, 6978620, 13957240]

約数ペア:

[(1, 13957240), (2, 6978620), (4, 3489310), (5, 2791448), (8, 1744655), (10, 1395724), (11, 1268840), (20, 697862), (22, 634420), (40, 348931), (44, 317210), (55, 253768), (88, 158605), (110, 126884), (220, 63442), (440, 31721)]