20147007370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{15263}}^1$

素因数の和:15559

約数の個数: 64

約数和(自身を含む): 42070026240

約数和(自身を除く): 21923018870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 173, 218, 346, 545, 763, 865, 1090, 1211, 1526, 1730, 2422, 3815, 6055, 7630, 12110, 15263, 18857, 30526, 37714, 76315, 94285, 106841, 131999, 152630, 188570, 213682, 263998, 534205, 659995, 1068410, 1319990, 1663667, 2640499, 3327334, 5280998, 8318335, 11645669, 13202495, 16636670, 18483493, 23291338, 26404990, 36966986, 58228345, 92417465, 116456690, 184834930, 287814391, 575628782, 1439071955, 2014700737, 2878143910, 4029401474, 10073503685, 20147007370]

約数ペア:

[(1, 20147007370), (2, 10073503685), (5, 4029401474), (7, 2878143910), (10, 2014700737), (14, 1439071955), (35, 575628782), (70, 287814391), (109, 184834930), (173, 116456690), (218, 92417465), (346, 58228345), (545, 36966986), (763, 26404990), (865, 23291338), (1090, 18483493), (1211, 16636670), (1526, 13202495), (1730, 11645669), (2422, 8318335), (3815, 5280998), (6055, 3327334), (7630, 2640499), (12110, 1663667), (15263, 1319990), (18857, 1068410), (30526, 659995), (37714, 534205), (76315, 263998), (94285, 213682), (106841, 188570), (131999, 152630)]