90210980

素因数分解:

$2^2\times 5^1\times {\mathrm{953}}^1\times {\mathrm{4733}}^1$

素因数の和:5695

約数の個数: 24

約数和(自身を含む): 189681912

約数和(自身を除く): 99470932

約数列:

[1, 2, 4, 5, 10, 20, 953, 1906, 3812, 4733, 4765, 9466, 9530, 18932, 19060, 23665, 47330, 94660, 4510549, 9021098, 18042196, 22552745, 45105490, 90210980]

約数ペア:

[(1, 90210980), (2, 45105490), (4, 22552745), (5, 18042196), (10, 9021098), (20, 4510549), (953, 94660), (1906, 47330), (3812, 23665), (4733, 19060), (4765, 18932), (9466, 9530)]