160346140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3967}}^1$

素因数の和:4066

約数の個数: 48

約数和(自身を含む): 351977472

約数和(自身を除く): 191631332

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 3967, 4042, 7934, 8084, 10105, 15868, 19835, 20210, 39670, 40420, 79340, 170581, 186449, 341162, 372898, 682324, 745796, 852905, 932245, 1705810, 1864490, 3411620, 3728980, 8017307, 16034614, 32069228, 40086535, 80173070, 160346140]

約数ペア:

[(1, 160346140), (2, 80173070), (4, 40086535), (5, 32069228), (10, 16034614), (20, 8017307), (43, 3728980), (47, 3411620), (86, 1864490), (94, 1705810), (172, 932245), (188, 852905), (215, 745796), (235, 682324), (430, 372898), (470, 341162), (860, 186449), (940, 170581), (2021, 79340), (3967, 40420), (4042, 39670), (7934, 20210), (8084, 19835), (10105, 15868)]