516452020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1723}}^1\times {\mathrm{2141}}^1$

素因数の和:3880

約数の個数: 48

約数和(自身を含む): 1240783488

約数和(自身を除く): 724331468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1723, 2141, 3446, 4282, 6892, 8564, 8615, 10705, 12061, 14987, 17230, 21410, 24122, 29974, 34460, 42820, 48244, 59948, 60305, 74935, 120610, 149870, 241220, 299740, 3688943, 7377886, 14755772, 18444715, 25822601, 36889430, 51645202, 73778860, 103290404, 129113005, 258226010, 516452020]

約数ペア:

[(1, 516452020), (2, 258226010), (4, 129113005), (5, 103290404), (7, 73778860), (10, 51645202), (14, 36889430), (20, 25822601), (28, 18444715), (35, 14755772), (70, 7377886), (140, 3688943), (1723, 299740), (2141, 241220), (3446, 149870), (4282, 120610), (6892, 74935), (8564, 60305), (8615, 59948), (10705, 48244), (12061, 42820), (14987, 34460), (17230, 29974), (21410, 24122)]