385234780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2751677}}^1$

素因数の和:2751693

約数の個数: 24

約数和(自身を含む): 924563808

約数和(自身を除く): 539329028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2751677, 5503354, 11006708, 13758385, 19261739, 27516770, 38523478, 55033540, 77046956, 96308695, 192617390, 385234780]

約数ペア:

[(1, 385234780), (2, 192617390), (4, 96308695), (5, 77046956), (7, 55033540), (10, 38523478), (14, 27516770), (20, 19261739), (28, 13758385), (35, 11006708), (70, 5503354), (140, 2751677)]