30392920

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7523}}^1$

素因数の和:7635

約数の個数: 32

約数和(自身を含む): 69070320

約数和(自身を除く): 38677400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 7523, 15046, 30092, 37615, 60184, 75230, 150460, 300920, 759823, 1519646, 3039292, 3799115, 6078584, 7598230, 15196460, 30392920]

約数ペア:

[(1, 30392920), (2, 15196460), (4, 7598230), (5, 6078584), (8, 3799115), (10, 3039292), (20, 1519646), (40, 759823), (101, 300920), (202, 150460), (404, 75230), (505, 60184), (808, 37615), (1010, 30092), (2020, 15046), (4040, 7523)]