28696040

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4751}}^1$

素因数の和:4913

約数の個数: 32

約数和(自身を含む): 65007360

約数和(自身を除く): 36311320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 4751, 6040, 9502, 19004, 23755, 38008, 47510, 95020, 190040, 717401, 1434802, 2869604, 3587005, 5739208, 7174010, 14348020, 28696040]

約数ペア:

[(1, 28696040), (2, 14348020), (4, 7174010), (5, 5739208), (8, 3587005), (10, 2869604), (20, 1434802), (40, 717401), (151, 190040), (302, 95020), (604, 47510), (755, 38008), (1208, 23755), (1510, 19004), (3020, 9502), (4751, 6040)]