84628660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{222707}}^1$

素因数の和:222735

約数の個数: 24

約数和(自身を含む): 187074720

約数和(自身を除く): 102446060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 222707, 445414, 890828, 1113535, 2227070, 4231433, 4454140, 8462866, 16925732, 21157165, 42314330, 84628660]

約数ペア:

[(1, 84628660), (2, 42314330), (4, 21157165), (5, 16925732), (10, 8462866), (19, 4454140), (20, 4231433), (38, 2227070), (76, 1113535), (95, 890828), (190, 445414), (380, 222707)]