12499480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{44641}}^1$

素因数の和:44659

約数の個数: 32

約数和(自身を含む): 32142240

約数和(自身を除く): 19642760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 44641, 89282, 178564, 223205, 312487, 357128, 446410, 624974, 892820, 1249948, 1562435, 1785640, 2499896, 3124870, 6249740, 12499480]

約数ペア:

[(1, 12499480), (2, 6249740), (4, 3124870), (5, 2499896), (7, 1785640), (8, 1562435), (10, 1249948), (14, 892820), (20, 624974), (28, 446410), (35, 357128), (40, 312487), (56, 223205), (70, 178564), (140, 89282), (280, 44641)]