80373940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{98017}}^1$

素因数の和:98067

約数の個数: 24

約数和(自身を含む): 172903752

約数和(自身を除く): 92529812

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 98017, 196034, 392068, 490085, 980170, 1960340, 4018697, 8037394, 16074788, 20093485, 40186970, 80373940]

約数ペア:

[(1, 80373940), (2, 40186970), (4, 20093485), (5, 16074788), (10, 8037394), (20, 4018697), (41, 1960340), (82, 980170), (164, 490085), (205, 392068), (410, 196034), (820, 98017)]