40457914

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 72631296

約数和(自身を除く): 32173382

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 1022, 1277, 2263, 2554, 4526, 8939, 15841, 17878, 31682, 39587, 79174, 93221, 186442, 277109, 554218, 652547, 1305094, 2889851, 5779702, 20228957, 40457914]

約数ペア:

[(1, 40457914), (2, 20228957), (7, 5779702), (14, 2889851), (31, 1305094), (62, 652547), (73, 554218), (146, 277109), (217, 186442), (434, 93221), (511, 79174), (1022, 39587), (1277, 31682), (2263, 17878), (2554, 15841), (4526, 8939)]