85620620

素因数分解:

$2^2\times 5^1\times {\mathrm{1867}}^1\times {\mathrm{2293}}^1$

素因数の和:4169

約数の個数: 24

約数和(自身を含む): 179978064

約数和(自身を除く): 94357444

約数列:

[1, 2, 4, 5, 10, 20, 1867, 2293, 3734, 4586, 7468, 9172, 9335, 11465, 18670, 22930, 37340, 45860, 4281031, 8562062, 17124124, 21405155, 42810310, 85620620]

約数ペア:

[(1, 85620620), (2, 42810310), (4, 21405155), (5, 17124124), (10, 8562062), (20, 4281031), (1867, 45860), (2293, 37340), (3734, 22930), (4586, 18670), (7468, 11465), (9172, 9335)]