243020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 529200

約数和(自身を除く): 286180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 419, 580, 838, 1676, 2095, 4190, 8380, 12151, 24302, 48604, 60755, 121510, 243020]

約数ペア:

[(1, 243020), (2, 121510), (4, 60755), (5, 48604), (10, 24302), (20, 12151), (29, 8380), (58, 4190), (116, 2095), (145, 1676), (290, 838), (419, 580)]