2440146160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{743947}}^1$

素因数の和:744001

約数の個数: 40

約数和(自身を含む): 5811721776

約数和(自身を除く): 3371575616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 743947, 1487894, 2975788, 3719735, 5951576, 7439470, 11903152, 14878940, 29757880, 30501827, 59515760, 61003654, 122007308, 152509135, 244014616, 305018270, 488029232, 610036540, 1220073080, 2440146160]

約数ペア:

[(1, 2440146160), (2, 1220073080), (4, 610036540), (5, 488029232), (8, 305018270), (10, 244014616), (16, 152509135), (20, 122007308), (40, 61003654), (41, 59515760), (80, 30501827), (82, 29757880), (164, 14878940), (205, 11903152), (328, 7439470), (410, 5951576), (656, 3719735), (820, 2975788), (1640, 1487894), (3280, 743947)]