200854780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1434677}}^1$

素因数の和:1434693

約数の個数: 24

約数和(自身を含む): 482051808

約数和(自身を除く): 281197028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1434677, 2869354, 5738708, 7173385, 10042739, 14346770, 20085478, 28693540, 40170956, 50213695, 100427390, 200854780]

約数ペア:

[(1, 200854780), (2, 100427390), (4, 50213695), (5, 40170956), (7, 28693540), (10, 20085478), (14, 14346770), (20, 10042739), (28, 7173385), (35, 5738708), (70, 2869354), (140, 1434677)]