47381020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{76421}}^1$

素因数の和:76461

約数の個数: 24

約数和(自身を含む): 102711168

約数和(自身を除く): 55330148

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 76421, 152842, 305684, 382105, 764210, 1528420, 2369051, 4738102, 9476204, 11845255, 23690510, 47381020]

約数ペア:

[(1, 47381020), (2, 23690510), (4, 11845255), (5, 9476204), (10, 4738102), (20, 2369051), (31, 1528420), (62, 764210), (124, 382105), (155, 305684), (310, 152842), (620, 76421)]