1298203480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4636441}}^1$

素因数の和:4636459

約数の個数: 32

約数和(自身を含む): 3338238240

約数和(自身を除く): 2040034760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4636441, 9272882, 18545764, 23182205, 32455087, 37091528, 46364410, 64910174, 92728820, 129820348, 162275435, 185457640, 259640696, 324550870, 649101740, 1298203480]

約数ペア:

[(1, 1298203480), (2, 649101740), (4, 324550870), (5, 259640696), (7, 185457640), (8, 162275435), (10, 129820348), (14, 92728820), (20, 64910174), (28, 46364410), (35, 37091528), (40, 32455087), (56, 23182205), (70, 18545764), (140, 9272882), (280, 4636441)]