15668860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 34191360

約数和(自身を除く): 18522500

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 211, 235, 316, 395, 422, 470, 790, 844, 940, 1055, 1580, 2110, 3713, 4220, 7426, 9917, 14852, 16669, 18565, 19834, 33338, 37130, 39668, 49585, 66676, 74260, 83345, 99170, 166690, 198340, 333380, 783443, 1566886, 3133772, 3917215, 7834430, 15668860]

約数ペア:

[(1, 15668860), (2, 7834430), (4, 3917215), (5, 3133772), (10, 1566886), (20, 783443), (47, 333380), (79, 198340), (94, 166690), (158, 99170), (188, 83345), (211, 74260), (235, 66676), (316, 49585), (395, 39668), (422, 37130), (470, 33338), (790, 19834), (844, 18565), (940, 16669), (1055, 14852), (1580, 9917), (2110, 7426), (3713, 4220)]