2508880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2851}}^1$

素因数の和:2875

約数の個数: 40

約数和(自身を含む): 6365664

約数和(自身を除く): 3856784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2851, 5702, 11404, 14255, 22808, 28510, 31361, 45616, 57020, 62722, 114040, 125444, 156805, 228080, 250888, 313610, 501776, 627220, 1254440, 2508880]

約数ペア:

[(1, 2508880), (2, 1254440), (4, 627220), (5, 501776), (8, 313610), (10, 250888), (11, 228080), (16, 156805), (20, 125444), (22, 114040), (40, 62722), (44, 57020), (55, 45616), (80, 31361), (88, 28510), (110, 22808), (176, 14255), (220, 11404), (440, 5702), (880, 2851)]