505160

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 1158840

約数和(自身を除く): 653680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 173, 292, 346, 365, 584, 692, 730, 865, 1384, 1460, 1730, 2920, 3460, 6920, 12629, 25258, 50516, 63145, 101032, 126290, 252580, 505160]

約数ペア:

[(1, 505160), (2, 252580), (4, 126290), (5, 101032), (8, 63145), (10, 50516), (20, 25258), (40, 12629), (73, 6920), (146, 3460), (173, 2920), (292, 1730), (346, 1460), (365, 1384), (584, 865), (692, 730)]