201403480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{541}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 467117280

約数和(自身を除く): 265713800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 227, 328, 410, 454, 541, 820, 908, 1082, 1135, 1640, 1816, 2164, 2270, 2705, 4328, 4540, 5410, 9080, 9307, 10820, 18614, 21640, 22181, 37228, 44362, 46535, 74456, 88724, 93070, 110905, 122807, 177448, 186140, 221810, 245614, 372280, 443620, 491228, 614035, 887240, 982456, 1228070, 2456140, 4912280, 5035087, 10070174, 20140348, 25175435, 40280696, 50350870, 100701740, 201403480]

約数ペア:

[(1, 201403480), (2, 100701740), (4, 50350870), (5, 40280696), (8, 25175435), (10, 20140348), (20, 10070174), (40, 5035087), (41, 4912280), (82, 2456140), (164, 1228070), (205, 982456), (227, 887240), (328, 614035), (410, 491228), (454, 443620), (541, 372280), (820, 245614), (908, 221810), (1082, 186140), (1135, 177448), (1640, 122807), (1816, 110905), (2164, 93070), (2270, 88724), (2705, 74456), (4328, 46535), (4540, 44362), (5410, 37228), (9080, 22181), (9307, 21640), (10820, 18614)]