388610120

素因数分解:

$2^3\times 5^1\times {\mathrm{2713}}^1\times {\mathrm{3581}}^1$

素因数の和:6305

約数の個数: 32

約数和(自身を含む): 874939320

約数和(自身を除く): 486329200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2713, 3581, 5426, 7162, 10852, 13565, 14324, 17905, 21704, 27130, 28648, 35810, 54260, 71620, 108520, 143240, 9715253, 19430506, 38861012, 48576265, 77722024, 97152530, 194305060, 388610120]

約数ペア:

[(1, 388610120), (2, 194305060), (4, 97152530), (5, 77722024), (8, 48576265), (10, 38861012), (20, 19430506), (40, 9715253), (2713, 143240), (3581, 108520), (5426, 71620), (7162, 54260), (10852, 35810), (13565, 28648), (14324, 27130), (17905, 21704)]