86789480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{50459}}^1$

素因数の和:50513

約数の個数: 32

約数和(自身を含む): 199821600

約数和(自身を除く): 113032120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 50459, 100918, 201836, 252295, 403672, 504590, 1009180, 2018360, 2169737, 4339474, 8678948, 10848685, 17357896, 21697370, 43394740, 86789480]

約数ペア:

[(1, 86789480), (2, 43394740), (4, 21697370), (5, 17357896), (8, 10848685), (10, 8678948), (20, 4339474), (40, 2169737), (43, 2018360), (86, 1009180), (172, 504590), (215, 403672), (344, 252295), (430, 201836), (860, 100918), (1720, 50459)]