998973002980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1611246779}}^1$

素因数の和:1611246819

約数の個数: 24

約数和(自身を含む): 2165515672320

約数和(自身を除く): 1166542669340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1611246779, 3222493558, 6444987116, 8056233895, 16112467790, 32224935580, 49948650149, 99897300298, 199794600596, 249743250745, 499486501490, 998973002980]

約数ペア:

[(1, 998973002980), (2, 499486501490), (4, 249743250745), (5, 199794600596), (10, 99897300298), (20, 49948650149), (31, 32224935580), (62, 16112467790), (124, 8056233895), (155, 6444987116), (310, 3222493558), (620, 1611246779)]