28930880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8219}}^1$

素因数の和:8247

約数の個数: 56

約数和(自身を含む): 75163680

約数和(自身を除く): 46232800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 8219, 16438, 32876, 41095, 65752, 82190, 90409, 131504, 164380, 180818, 263008, 328760, 361636, 452045, 526016, 657520, 723272, 904090, 1315040, 1446544, 1808180, 2630080, 2893088, 3616360, 5786176, 7232720, 14465440, 28930880]

約数ペア:

[(1, 28930880), (2, 14465440), (4, 7232720), (5, 5786176), (8, 3616360), (10, 2893088), (11, 2630080), (16, 1808180), (20, 1446544), (22, 1315040), (32, 904090), (40, 723272), (44, 657520), (55, 526016), (64, 452045), (80, 361636), (88, 328760), (110, 263008), (160, 180818), (176, 164380), (220, 131504), (320, 90409), (352, 82190), (440, 65752), (704, 41095), (880, 32876), (1760, 16438), (3520, 8219)]