40415504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61609}}^1$

素因数の和:61658

約数の個数: 20

約数和(自身を含む): 80216220

約数和(自身を除く): 39800716

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 61609, 123218, 246436, 492872, 985744, 2525969, 5051938, 10103876, 20207752, 40415504]

約数ペア:

[(1, 40415504), (2, 20207752), (4, 10103876), (8, 5051938), (16, 2525969), (41, 985744), (82, 492872), (164, 246436), (328, 123218), (656, 61609)]