420170068

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{1180253}}^1$

素因数の和:1180346

約数の個数: 12

約数和(自身を含む): 743560020

約数和(自身を除く): 323389952

約数列:

[1, 2, 4, 89, 178, 356, 1180253, 2360506, 4721012, 105042517, 210085034, 420170068]

約数ペア:

[(1, 420170068), (2, 210085034), (4, 105042517), (89, 4721012), (178, 2360506), (356, 1180253)]