145208240

素因数分解:

$2^4\times 5^1\times {\mathrm{1815103}}^1$

素因数の和:1815116

約数の個数: 20

約数和(自身を含む): 337609344

約数和(自身を除く): 192401104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1815103, 3630206, 7260412, 9075515, 14520824, 18151030, 29041648, 36302060, 72604120, 145208240]

約数ペア:

[(1, 145208240), (2, 72604120), (4, 36302060), (5, 29041648), (8, 18151030), (10, 14520824), (16, 9075515), (20, 7260412), (40, 3630206), (80, 1815103)]