313038520

素因数分解:

$2^3\times 5^1\times {\mathrm{2341}}^1\times {\mathrm{3343}}^1$

素因数の和:5695

約数の個数: 32

約数和(自身を含む): 704848320

約数和(自身を除く): 391809800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2341, 3343, 4682, 6686, 9364, 11705, 13372, 16715, 18728, 23410, 26744, 33430, 46820, 66860, 93640, 133720, 7825963, 15651926, 31303852, 39129815, 62607704, 78259630, 156519260, 313038520]

約数ペア:

[(1, 313038520), (2, 156519260), (4, 78259630), (5, 62607704), (8, 39129815), (10, 31303852), (20, 15651926), (40, 7825963), (2341, 133720), (3343, 93640), (4682, 66860), (6686, 46820), (9364, 33430), (11705, 26744), (13372, 23410), (16715, 18728)]