631589560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2255677}}^1$

素因数の和:2255695

約数の個数: 32

約数和(自身を含む): 1624088160

約数和(自身を除く): 992498600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2255677, 4511354, 9022708, 11278385, 15789739, 18045416, 22556770, 31579478, 45113540, 63158956, 78948695, 90227080, 126317912, 157897390, 315794780, 631589560]

約数ペア:

[(1, 631589560), (2, 315794780), (4, 157897390), (5, 126317912), (7, 90227080), (8, 78948695), (10, 63158956), (14, 45113540), (20, 31579478), (28, 22556770), (35, 18045416), (40, 15789739), (56, 11278385), (70, 9022708), (140, 4511354), (280, 2255677)]