89888620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{236549}}^1$

素因数の和:236577

約数の個数: 24

約数和(自身を含む): 198702000

約数和(自身を除く): 108813380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 236549, 473098, 946196, 1182745, 2365490, 4494431, 4730980, 8988862, 17977724, 22472155, 44944310, 89888620]

約数ペア:

[(1, 89888620), (2, 44944310), (4, 22472155), (5, 17977724), (10, 8988862), (19, 4730980), (20, 4494431), (38, 2365490), (76, 1182745), (95, 946196), (190, 473098), (380, 236549)]