121330840

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{15881}}^1$

素因数の和:16083

約数の個数: 32

約数和(自身を含む): 274440960

約数和(自身を除く): 153110120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 15881, 31762, 63524, 79405, 127048, 158810, 317620, 635240, 3033271, 6066542, 12133084, 15166355, 24266168, 30332710, 60665420, 121330840]

約数ペア:

[(1, 121330840), (2, 60665420), (4, 30332710), (5, 24266168), (8, 15166355), (10, 12133084), (20, 6066542), (40, 3033271), (191, 635240), (382, 317620), (764, 158810), (955, 127048), (1528, 79405), (1910, 63524), (3820, 31762), (7640, 15881)]