17339980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{587}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 41884416

約数和(自身を除く): 24544436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 587, 844, 1055, 1174, 1477, 2110, 2348, 2935, 2954, 4109, 4220, 5870, 5908, 7385, 8218, 11740, 14770, 16436, 20545, 29540, 41090, 82180, 123857, 247714, 495428, 619285, 866999, 1238570, 1733998, 2477140, 3467996, 4334995, 8669990, 17339980]

約数ペア:

[(1, 17339980), (2, 8669990), (4, 4334995), (5, 3467996), (7, 2477140), (10, 1733998), (14, 1238570), (20, 866999), (28, 619285), (35, 495428), (70, 247714), (140, 123857), (211, 82180), (422, 41090), (587, 29540), (844, 20545), (1055, 16436), (1174, 14770), (1477, 11740), (2110, 8218), (2348, 7385), (2935, 5908), (2954, 5870), (4109, 4220)]