77923640

素因数分解:

$2^3\times 5^1\times {\mathrm{1948091}}^1$

素因数の和:1948102

約数の個数: 16

約数和(自身を含む): 175328280

約数和(自身を除く): 97404640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1948091, 3896182, 7792364, 9740455, 15584728, 19480910, 38961820, 77923640]

約数ペア:

[(1, 77923640), (2, 38961820), (4, 19480910), (5, 15584728), (8, 9740455), (10, 7792364), (20, 3896182), (40, 1948091)]