20231380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77813}}^1$

素因数の和:77835

約数の個数: 24

約数和(自身を含む): 45754632

約数和(自身を除く): 25523252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77813, 155626, 311252, 389065, 778130, 1011569, 1556260, 2023138, 4046276, 5057845, 10115690, 20231380]

約数ペア:

[(1, 20231380), (2, 10115690), (4, 5057845), (5, 4046276), (10, 2023138), (13, 1556260), (20, 1011569), (26, 778130), (52, 389065), (65, 311252), (130, 155626), (260, 77813)]