242659480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{866641}}^1$

素因数の和:866659

約数の個数: 32

約数和(自身を含む): 623982240

約数和(自身を除く): 381322760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 866641, 1733282, 3466564, 4333205, 6066487, 6933128, 8666410, 12132974, 17332820, 24265948, 30332435, 34665640, 48531896, 60664870, 121329740, 242659480]

約数ペア:

[(1, 242659480), (2, 121329740), (4, 60664870), (5, 48531896), (7, 34665640), (8, 30332435), (10, 24265948), (14, 17332820), (20, 12132974), (28, 8666410), (35, 6933128), (40, 6066487), (56, 4333205), (70, 3466564), (140, 1733282), (280, 866641)]