87158780

素因数分解:

$2^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{4691}}^1$

素因数の和:5629

約数の個数: 24

約数和(自身を含む): 183269520

約数和(自身を除く): 96110740

約数列:

[1, 2, 4, 5, 10, 20, 929, 1858, 3716, 4645, 4691, 9290, 9382, 18580, 18764, 23455, 46910, 93820, 4357939, 8715878, 17431756, 21789695, 43579390, 87158780]

約数ペア:

[(1, 87158780), (2, 43579390), (4, 21789695), (5, 17431756), (10, 8715878), (20, 4357939), (929, 93820), (1858, 46910), (3716, 23455), (4645, 18764), (4691, 18580), (9290, 9382)]