129834340

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{46703}}^1$

素因数の和:46851

約数の個数: 24

約数和(自身を含む): 274619520

約数和(自身を除く): 144785180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 46703, 93406, 186812, 233515, 467030, 934060, 6491717, 12983434, 25966868, 32458585, 64917170, 129834340]

約数ペア:

[(1, 129834340), (2, 64917170), (4, 32458585), (5, 25966868), (10, 12983434), (20, 6491717), (139, 934060), (278, 467030), (556, 233515), (695, 186812), (1390, 93406), (2780, 46703)]