123415140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2056919}}^1$

素因数の和:2056931

約数の個数: 24

約数和(自身を含む): 345562560

約数和(自身を除く): 222147420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2056919, 4113838, 6170757, 8227676, 10284595, 12341514, 20569190, 24683028, 30853785, 41138380, 61707570, 123415140]

約数ペア:

[(1, 123415140), (2, 61707570), (3, 41138380), (4, 30853785), (5, 24683028), (6, 20569190), (10, 12341514), (12, 10284595), (15, 8227676), (20, 6170757), (30, 4113838), (60, 2056919)]