2631340

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{883}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 5569200

約数和(自身を除く): 2937860

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 883, 1490, 1766, 2980, 3532, 4415, 8830, 17660, 131567, 263134, 526268, 657835, 1315670, 2631340]

約数ペア:

[(1, 2631340), (2, 1315670), (4, 657835), (5, 526268), (10, 263134), (20, 131567), (149, 17660), (298, 8830), (596, 4415), (745, 3532), (883, 2980), (1490, 1766)]