75780140

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{3083}}^1$

素因数の和:4321

約数の個数: 24

約数和(自身を含む): 159319440

約数和(自身を除く): 83539300

約数列:

[1, 2, 4, 5, 10, 20, 1229, 2458, 3083, 4916, 6145, 6166, 12290, 12332, 15415, 24580, 30830, 61660, 3789007, 7578014, 15156028, 18945035, 37890070, 75780140]

約数ペア:

[(1, 75780140), (2, 37890070), (4, 18945035), (5, 15156028), (10, 7578014), (20, 3789007), (1229, 61660), (2458, 30830), (3083, 24580), (4916, 15415), (6145, 12332), (6166, 12290)]