4020650

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{829}}^1$

素因数の和:938

約数の個数: 24

約数和(自身を含む): 7564620

約数和(自身を除く): 3543970

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 829, 970, 1658, 2425, 4145, 4850, 8290, 20725, 41450, 80413, 160826, 402065, 804130, 2010325, 4020650]

約数ペア:

[(1, 4020650), (2, 2010325), (5, 804130), (10, 402065), (25, 160826), (50, 80413), (97, 41450), (194, 20725), (485, 8290), (829, 4850), (970, 4145), (1658, 2425)]