146240

素因数分解:

$2^6\times 5^1\times {\mathrm{457}}^1$

素因数の和:474

約数の個数: 28

約数和(自身を含む): 348996

約数和(自身を除く): 202756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 457, 914, 1828, 2285, 3656, 4570, 7312, 9140, 14624, 18280, 29248, 36560, 73120, 146240]

約数ペア:

[(1, 146240), (2, 73120), (4, 36560), (5, 29248), (8, 18280), (10, 14624), (16, 9140), (20, 7312), (32, 4570), (40, 3656), (64, 2285), (80, 1828), (160, 914), (320, 457)]