401040805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{30509}}^1$

素因数の和:30764

約数の個数: 16

約数和(自身を含む): 527212800

約数和(自身を除く): 126171995

約数列:

[1, 5, 11, 55, 239, 1195, 2629, 13145, 30509, 152545, 335599, 1677995, 7291651, 36458255, 80208161, 401040805]

約数ペア:

[(1, 401040805), (5, 80208161), (11, 36458255), (55, 7291651), (239, 1677995), (1195, 335599), (2629, 152545), (13145, 30509)]