40815664

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{62219}}^1$

素因数の和:62268

約数の個数: 20

約数和(自身を含む): 81010440

約数和(自身を除く): 40194776

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 62219, 124438, 248876, 497752, 995504, 2550979, 5101958, 10203916, 20407832, 40815664]

約数ペア:

[(1, 40815664), (2, 20407832), (4, 10203916), (8, 5101958), (16, 2550979), (41, 995504), (82, 497752), (164, 248876), (328, 124438), (656, 62219)]