2021023300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{651943}}^1$

素因数の和:651988

約数の個数: 36

約数和(自身を含む): 4527099136

約数和(自身を除く): 2506075836

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 651943, 1303886, 2607772, 3259715, 6519430, 13038860, 16298575, 20210233, 32597150, 40420466, 65194300, 80840932, 101051165, 202102330, 404204660, 505255825, 1010511650, 2021023300]

約数ペア:

[(1, 2021023300), (2, 1010511650), (4, 505255825), (5, 404204660), (10, 202102330), (20, 101051165), (25, 80840932), (31, 65194300), (50, 40420466), (62, 32597150), (100, 20210233), (124, 16298575), (155, 13038860), (310, 6519430), (620, 3259715), (775, 2607772), (1550, 1303886), (3100, 651943)]