26497040

素因数分解:

$2^4\times 5^1\times {\mathrm{331213}}^1$

素因数の和:331226

約数の個数: 20

約数和(自身を含む): 61605804

約数和(自身を除く): 35108764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331213, 662426, 1324852, 1656065, 2649704, 3312130, 5299408, 6624260, 13248520, 26497040]

約数ペア:

[(1, 26497040), (2, 13248520), (4, 6624260), (5, 5299408), (8, 3312130), (10, 2649704), (16, 1656065), (20, 1324852), (40, 662426), (80, 331213)]