30786440

素因数分解:

$2^3\times 5^1\times {\mathrm{769661}}^1$

素因数の和:769672

約数の個数: 16

約数和(自身を含む): 69269580

約数和(自身を除く): 38483140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769661, 1539322, 3078644, 3848305, 6157288, 7696610, 15393220, 30786440]

約数ペア:

[(1, 30786440), (2, 15393220), (4, 7696610), (5, 6157288), (8, 3848305), (10, 3078644), (20, 1539322), (40, 769661)]