11577320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 27371520

約数和(自身を除く): 15794200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 86, 106, 127, 172, 212, 215, 254, 265, 344, 424, 430, 508, 530, 635, 860, 1016, 1060, 1270, 1720, 2120, 2279, 2540, 4558, 5080, 5461, 6731, 9116, 10922, 11395, 13462, 18232, 21844, 22790, 26924, 27305, 33655, 43688, 45580, 53848, 54610, 67310, 91160, 109220, 134620, 218440, 269240, 289433, 578866, 1157732, 1447165, 2315464, 2894330, 5788660, 11577320]

約数ペア:

[(1, 11577320), (2, 5788660), (4, 2894330), (5, 2315464), (8, 1447165), (10, 1157732), (20, 578866), (40, 289433), (43, 269240), (53, 218440), (86, 134620), (106, 109220), (127, 91160), (172, 67310), (212, 54610), (215, 53848), (254, 45580), (265, 43688), (344, 33655), (424, 27305), (430, 26924), (508, 22790), (530, 21844), (635, 18232), (860, 13462), (1016, 11395), (1060, 10922), (1270, 9116), (1720, 6731), (2120, 5461), (2279, 5080), (2540, 4558)]