229157080

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{18661}}^1$

素因数の和:18979

約数の個数: 32

約数和(自身を含む): 517310640

約数和(自身を除く): 288153560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 18661, 37322, 74644, 93305, 149288, 186610, 373220, 746440, 5728927, 11457854, 22915708, 28644635, 45831416, 57289270, 114578540, 229157080]

約数ペア:

[(1, 229157080), (2, 114578540), (4, 57289270), (5, 45831416), (8, 28644635), (10, 22915708), (20, 11457854), (40, 5728927), (307, 746440), (614, 373220), (1228, 186610), (1535, 149288), (2456, 93305), (3070, 74644), (6140, 37322), (12280, 18661)]