2791690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 5624640

約数和(自身を除く): 2832950

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 619, 902, 1238, 2255, 3095, 4510, 6190, 6809, 13618, 25379, 34045, 50758, 68090, 126895, 253790, 279169, 558338, 1395845, 2791690]

約数ペア:

[(1, 2791690), (2, 1395845), (5, 558338), (10, 279169), (11, 253790), (22, 126895), (41, 68090), (55, 50758), (82, 34045), (110, 25379), (205, 13618), (410, 6809), (451, 6190), (619, 4510), (902, 3095), (1238, 2255)]