40981832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{557}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 81657720

約数和(自身を除く): 40675888

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 541, 557, 1082, 1114, 2164, 2228, 4328, 4456, 9197, 9469, 18394, 18938, 36788, 37876, 73576, 75752, 301337, 602674, 1205348, 2410696, 5122729, 10245458, 20490916, 40981832]

約数ペア:

[(1, 40981832), (2, 20490916), (4, 10245458), (8, 5122729), (17, 2410696), (34, 1205348), (68, 602674), (136, 301337), (541, 75752), (557, 73576), (1082, 37876), (1114, 36788), (2164, 18938), (2228, 18394), (4328, 9469), (4456, 9197)]