1240190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{2531}}^1$

素因数の和:2552

約数の個数: 24

約数和(自身を含む): 2597832

約数和(自身を除く): 1357642

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 2531, 5062, 12655, 17717, 25310, 35434, 88585, 124019, 177170, 248038, 620095, 1240190]

約数ペア:

[(1, 1240190), (2, 620095), (5, 248038), (7, 177170), (10, 124019), (14, 88585), (35, 35434), (49, 25310), (70, 17717), (98, 12655), (245, 5062), (490, 2531)]