3939280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1201}}^1$

素因数の和:1255

約数の個数: 40

約数和(自身を含む): 9390024

約数和(自身を除く): 5450744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1201, 1640, 2402, 3280, 4804, 6005, 9608, 12010, 19216, 24020, 48040, 49241, 96080, 98482, 196964, 246205, 393928, 492410, 787856, 984820, 1969640, 3939280]

約数ペア:

[(1, 3939280), (2, 1969640), (4, 984820), (5, 787856), (8, 492410), (10, 393928), (16, 246205), (20, 196964), (40, 98482), (41, 96080), (80, 49241), (82, 48040), (164, 24020), (205, 19216), (328, 12010), (410, 9608), (656, 6005), (820, 4804), (1201, 3280), (1640, 2402)]