139216880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{158201}}^1$

素因数の和:158225

約数の個数: 40

約数和(自身を含む): 353106864

約数和(自身を除く): 213889984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 158201, 316402, 632804, 791005, 1265608, 1582010, 1740211, 2531216, 3164020, 3480422, 6328040, 6960844, 8701055, 12656080, 13921688, 17402110, 27843376, 34804220, 69608440, 139216880]

約数ペア:

[(1, 139216880), (2, 69608440), (4, 34804220), (5, 27843376), (8, 17402110), (10, 13921688), (11, 12656080), (16, 8701055), (20, 6960844), (22, 6328040), (40, 3480422), (44, 3164020), (55, 2531216), (80, 1740211), (88, 1582010), (110, 1265608), (176, 791005), (220, 632804), (440, 316402), (880, 158201)]