2259788

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 4102560

約数和(自身を除く): 1842772

約数列:

[1, 2, 4, 71, 73, 109, 142, 146, 218, 284, 292, 436, 5183, 7739, 7957, 10366, 15478, 15914, 20732, 30956, 31828, 564947, 1129894, 2259788]

約数ペア:

[(1, 2259788), (2, 1129894), (4, 564947), (71, 31828), (73, 30956), (109, 20732), (142, 15914), (146, 15478), (218, 10366), (284, 7957), (292, 7739), (436, 5183)]