10405220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{74323}}^1$

素因数の和:74339

約数の個数: 24

約数和(自身を含む): 24972864

約数和(自身を除く): 14567644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 74323, 148646, 297292, 371615, 520261, 743230, 1040522, 1486460, 2081044, 2601305, 5202610, 10405220]

約数ペア:

[(1, 10405220), (2, 5202610), (4, 2601305), (5, 2081044), (7, 1486460), (10, 1040522), (14, 743230), (20, 520261), (28, 371615), (35, 297292), (70, 148646), (140, 74323)]