212699480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{759641}}^1$

素因数の和:759659

約数の個数: 32

約数和(自身を含む): 546942240

約数和(自身を除く): 334242760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 759641, 1519282, 3038564, 3798205, 5317487, 6077128, 7596410, 10634974, 15192820, 21269948, 26587435, 30385640, 42539896, 53174870, 106349740, 212699480]

約数ペア:

[(1, 212699480), (2, 106349740), (4, 53174870), (5, 42539896), (7, 30385640), (8, 26587435), (10, 21269948), (14, 15192820), (20, 10634974), (28, 7596410), (35, 6077128), (40, 5317487), (56, 3798205), (70, 3038564), (140, 1519282), (280, 759641)]