38344840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 89631360

約数和(自身を除く): 51286520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 164, 205, 206, 227, 328, 410, 412, 454, 515, 820, 824, 908, 1030, 1135, 1640, 1816, 2060, 2270, 4120, 4223, 4540, 8446, 9080, 9307, 16892, 18614, 21115, 23381, 33784, 37228, 42230, 46535, 46762, 74456, 84460, 93070, 93524, 116905, 168920, 186140, 187048, 233810, 372280, 467620, 935240, 958621, 1917242, 3834484, 4793105, 7668968, 9586210, 19172420, 38344840]

約数ペア:

[(1, 38344840), (2, 19172420), (4, 9586210), (5, 7668968), (8, 4793105), (10, 3834484), (20, 1917242), (40, 958621), (41, 935240), (82, 467620), (103, 372280), (164, 233810), (205, 187048), (206, 186140), (227, 168920), (328, 116905), (410, 93524), (412, 93070), (454, 84460), (515, 74456), (820, 46762), (824, 46535), (908, 42230), (1030, 37228), (1135, 33784), (1640, 23381), (1816, 21115), (2060, 18614), (2270, 16892), (4120, 9307), (4223, 9080), (4540, 8446)]