68474140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{489101}}^1$

素因数の和:489117

約数の個数: 24

約数和(自身を含む): 164338272

約数和(自身を除く): 95864132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 489101, 978202, 1956404, 2445505, 3423707, 4891010, 6847414, 9782020, 13694828, 17118535, 34237070, 68474140]

約数ペア:

[(1, 68474140), (2, 34237070), (4, 17118535), (5, 13694828), (7, 9782020), (10, 6847414), (14, 4891010), (20, 3423707), (28, 2445505), (35, 1956404), (70, 978202), (140, 489101)]