89219480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{318641}}^1$

素因数の和:318659

約数の個数: 32

約数和(自身を含む): 229422240

約数和(自身を除く): 140202760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 318641, 637282, 1274564, 1593205, 2230487, 2549128, 3186410, 4460974, 6372820, 8921948, 11152435, 12745640, 17843896, 22304870, 44609740, 89219480]

約数ペア:

[(1, 89219480), (2, 44609740), (4, 22304870), (5, 17843896), (7, 12745640), (8, 11152435), (10, 8921948), (14, 6372820), (20, 4460974), (28, 3186410), (35, 2549128), (40, 2230487), (56, 1593205), (70, 1274564), (140, 637282), (280, 318641)]