1188990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1201}}^1$

素因数の和:1225

約数の個数: 48

約数和(自身を含む): 3375216

約数和(自身を除く): 2186226

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 1201, 2402, 3603, 6005, 7206, 10809, 12010, 13211, 18015, 21618, 26422, 36030, 39633, 54045, 66055, 79266, 108090, 118899, 132110, 198165, 237798, 396330, 594495, 1188990]

約数ペア:

[(1, 1188990), (2, 594495), (3, 396330), (5, 237798), (6, 198165), (9, 132110), (10, 118899), (11, 108090), (15, 79266), (18, 66055), (22, 54045), (30, 39633), (33, 36030), (45, 26422), (55, 21618), (66, 18015), (90, 13211), (99, 12010), (110, 10809), (165, 7206), (198, 6005), (330, 3603), (495, 2402), (990, 1201)]