420022078

素因数分解:

$2^1\times 7^1\times {\mathrm{1523}}^1\times {\mathrm{19699}}^1$

素因数の和:21231

約数の個数: 16

約数和(自身を含む): 720547200

約数和(自身を除く): 300525122

約数列:

[1, 2, 7, 14, 1523, 3046, 10661, 19699, 21322, 39398, 137893, 275786, 30001577, 60003154, 210011039, 420022078]

約数ペア:

[(1, 420022078), (2, 210011039), (7, 60003154), (14, 30001577), (1523, 275786), (3046, 137893), (10661, 39398), (19699, 21322)]