40902974

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21019}}^1$

素因数の和:21167

約数の個数: 16

約数和(自身を含む): 70627200

約数和(自身を除く): 29724226

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 21019, 42038, 147133, 294266, 2921641, 5843282, 20451487, 40902974]

約数ペア:

[(1, 40902974), (2, 20451487), (7, 5843282), (14, 2921641), (139, 294266), (278, 147133), (973, 42038), (1946, 21019)]