17256760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 40550400

約数和(自身を除く): 23293640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 127, 158, 172, 215, 254, 316, 344, 395, 430, 508, 632, 635, 790, 860, 1016, 1270, 1580, 1720, 2540, 3160, 3397, 5080, 5461, 6794, 10033, 10922, 13588, 16985, 20066, 21844, 27176, 27305, 33970, 40132, 43688, 50165, 54610, 67940, 80264, 100330, 109220, 135880, 200660, 218440, 401320, 431419, 862838, 1725676, 2157095, 3451352, 4314190, 8628380, 17256760]

約数ペア:

[(1, 17256760), (2, 8628380), (4, 4314190), (5, 3451352), (8, 2157095), (10, 1725676), (20, 862838), (40, 431419), (43, 401320), (79, 218440), (86, 200660), (127, 135880), (158, 109220), (172, 100330), (215, 80264), (254, 67940), (316, 54610), (344, 50165), (395, 43688), (430, 40132), (508, 33970), (632, 27305), (635, 27176), (790, 21844), (860, 20066), (1016, 16985), (1270, 13588), (1580, 10922), (1720, 10033), (2540, 6794), (3160, 5461), (3397, 5080)]