2821640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3067}}^1$

素因数の和:3101

約数の個数: 32

約数和(自身を含む): 6626880

約数和(自身を除く): 3805240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 3067, 6134, 12268, 15335, 24536, 30670, 61340, 70541, 122680, 141082, 282164, 352705, 564328, 705410, 1410820, 2821640]

約数ペア:

[(1, 2821640), (2, 1410820), (4, 705410), (5, 564328), (8, 352705), (10, 282164), (20, 141082), (23, 122680), (40, 70541), (46, 61340), (92, 30670), (115, 24536), (184, 15335), (230, 12268), (460, 6134), (920, 3067)]