172520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 410400

約数和(自身を除く): 237880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 227, 380, 454, 760, 908, 1135, 1816, 2270, 4313, 4540, 8626, 9080, 17252, 21565, 34504, 43130, 86260, 172520]

約数ペア:

[(1, 172520), (2, 86260), (4, 43130), (5, 34504), (8, 21565), (10, 17252), (19, 9080), (20, 8626), (38, 4540), (40, 4313), (76, 2270), (95, 1816), (152, 1135), (190, 908), (227, 760), (380, 454)]