31369310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{64019}}^1$

素因数の和:64040

約数の個数: 24

約数和(自身を含む): 65684520

約数和(自身を除く): 34315210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 64019, 128038, 320095, 448133, 640190, 896266, 2240665, 3136931, 4481330, 6273862, 15684655, 31369310]

約数ペア:

[(1, 31369310), (2, 15684655), (5, 6273862), (7, 4481330), (10, 3136931), (14, 2240665), (35, 896266), (49, 640190), (70, 448133), (98, 320095), (245, 128038), (490, 64019)]