2725508720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3097169}}^1$

素因数の和:3097193

約数の個数: 40

約数和(自身を含む): 6912883440

約数和(自身を除く): 4187374720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3097169, 6194338, 12388676, 15485845, 24777352, 30971690, 34068859, 49554704, 61943380, 68137718, 123886760, 136275436, 170344295, 247773520, 272550872, 340688590, 545101744, 681377180, 1362754360, 2725508720]

約数ペア:

[(1, 2725508720), (2, 1362754360), (4, 681377180), (5, 545101744), (8, 340688590), (10, 272550872), (11, 247773520), (16, 170344295), (20, 136275436), (22, 123886760), (40, 68137718), (44, 61943380), (55, 49554704), (80, 34068859), (88, 30971690), (110, 24777352), (176, 15485845), (220, 12388676), (440, 6194338), (880, 3097169)]