212320010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{27827}}^1$

素因数の和:27950

約数の個数: 32

約数和(自身を含む): 440795520

約数和(自身を除く): 228475510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 27827, 55654, 139135, 194789, 278270, 389578, 973945, 1947890, 3033143, 6066286, 15165715, 21232001, 30331430, 42464002, 106160005, 212320010]

約数ペア:

[(1, 212320010), (2, 106160005), (5, 42464002), (7, 30331430), (10, 21232001), (14, 15165715), (35, 6066286), (70, 3033143), (109, 1947890), (218, 973945), (545, 389578), (763, 278270), (1090, 194789), (1526, 139135), (3815, 55654), (7630, 27827)]