90405070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1291501}}^1$

素因数の和:1291515

約数の個数: 16

約数和(自身を含む): 185976288

約数和(自身を除く): 95571218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1291501, 2583002, 6457505, 9040507, 12915010, 18081014, 45202535, 90405070]

約数ペア:

[(1, 90405070), (2, 45202535), (5, 18081014), (7, 12915010), (10, 9040507), (14, 6457505), (35, 2583002), (70, 1291501)]