372280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 861840

約数和(自身を除く): 489560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 227, 328, 410, 454, 820, 908, 1135, 1640, 1816, 2270, 4540, 9080, 9307, 18614, 37228, 46535, 74456, 93070, 186140, 372280]

約数ペア:

[(1, 372280), (2, 186140), (4, 93070), (5, 74456), (8, 46535), (10, 37228), (20, 18614), (40, 9307), (41, 9080), (82, 4540), (164, 2270), (205, 1816), (227, 1640), (328, 1135), (410, 908), (454, 820)]