163670480

素因数分解:

$2^4\times 5^1\times {\mathrm{2045881}}^1$

素因数の和:2045894

約数の個数: 20

約数和(自身を含む): 380534052

約数和(自身を除く): 216863572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2045881, 4091762, 8183524, 10229405, 16367048, 20458810, 32734096, 40917620, 81835240, 163670480]

約数ペア:

[(1, 163670480), (2, 81835240), (4, 40917620), (5, 32734096), (8, 20458810), (10, 16367048), (16, 10229405), (20, 8183524), (40, 4091762), (80, 2045881)]