90368840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{98227}}^1$

素因数の和:98261

約数の個数: 32

約数和(自身を含む): 212172480

約数和(自身を除く): 121803640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 98227, 196454, 392908, 491135, 785816, 982270, 1964540, 2259221, 3929080, 4518442, 9036884, 11296105, 18073768, 22592210, 45184420, 90368840]

約数ペア:

[(1, 90368840), (2, 45184420), (4, 22592210), (5, 18073768), (8, 11296105), (10, 9036884), (20, 4518442), (23, 3929080), (40, 2259221), (46, 1964540), (92, 982270), (115, 785816), (184, 491135), (230, 392908), (460, 196454), (920, 98227)]