49905680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56711}}^1$

素因数の和:56735

約数の個数: 40

約数和(自身を含む): 126581184

約数和(自身を除く): 76675504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 56711, 113422, 226844, 283555, 453688, 567110, 623821, 907376, 1134220, 1247642, 2268440, 2495284, 3119105, 4536880, 4990568, 6238210, 9981136, 12476420, 24952840, 49905680]

約数ペア:

[(1, 49905680), (2, 24952840), (4, 12476420), (5, 9981136), (8, 6238210), (10, 4990568), (11, 4536880), (16, 3119105), (20, 2495284), (22, 2268440), (40, 1247642), (44, 1134220), (55, 907376), (80, 623821), (88, 567110), (110, 453688), (176, 283555), (220, 226844), (440, 113422), (880, 56711)]