30860720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35069}}^1$

素因数の和:35093

約数の個数: 40

約数和(自身を含む): 78276240

約数和(自身を除く): 47415520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 35069, 70138, 140276, 175345, 280552, 350690, 385759, 561104, 701380, 771518, 1402760, 1543036, 1928795, 2805520, 3086072, 3857590, 6172144, 7715180, 15430360, 30860720]

約数ペア:

[(1, 30860720), (2, 15430360), (4, 7715180), (5, 6172144), (8, 3857590), (10, 3086072), (11, 2805520), (16, 1928795), (20, 1543036), (22, 1402760), (40, 771518), (44, 701380), (55, 561104), (80, 385759), (88, 350690), (110, 280552), (176, 175345), (220, 140276), (440, 70138), (880, 35069)]