40961744

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{41969}}^1$

素因数の和:42038

約数の個数: 20

約数和(自身を含む): 80666340

約数和(自身を除く): 39704596

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 41969, 83938, 167876, 335752, 671504, 2560109, 5120218, 10240436, 20480872, 40961744]

約数ペア:

[(1, 40961744), (2, 20480872), (4, 10240436), (8, 5120218), (16, 2560109), (61, 671504), (122, 335752), (244, 167876), (488, 83938), (976, 41969)]