122384420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 263450880

約数和(自身を除く): 141066460

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 263, 265, 439, 526, 530, 878, 1052, 1060, 1315, 1756, 2195, 2630, 4390, 5260, 8780, 13939, 23267, 27878, 46534, 55756, 69695, 93068, 115457, 116335, 139390, 230914, 232670, 278780, 461828, 465340, 577285, 1154570, 2309140, 6119221, 12238442, 24476884, 30596105, 61192210, 122384420]

約数ペア:

[(1, 122384420), (2, 61192210), (4, 30596105), (5, 24476884), (10, 12238442), (20, 6119221), (53, 2309140), (106, 1154570), (212, 577285), (263, 465340), (265, 461828), (439, 278780), (526, 232670), (530, 230914), (878, 139390), (1052, 116335), (1060, 115457), (1315, 93068), (1756, 69695), (2195, 55756), (2630, 46534), (4390, 27878), (5260, 23267), (8780, 13939)]