28626580

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{9479}}^1$

素因数の和:9639

約数の個数: 24

約数和(自身を含む): 60520320

約数和(自身を除く): 31893740

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 9479, 18958, 37916, 47395, 94790, 189580, 1431329, 2862658, 5725316, 7156645, 14313290, 28626580]

約数ペア:

[(1, 28626580), (2, 14313290), (4, 7156645), (5, 5725316), (10, 2862658), (20, 1431329), (151, 189580), (302, 94790), (604, 47395), (755, 37916), (1510, 18958), (3020, 9479)]