13811480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 34668000

約数和(自身を除く): 20856520

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1069, 1292, 1615, 2138, 2584, 3230, 4276, 5345, 6460, 8552, 10690, 12920, 18173, 20311, 21380, 36346, 40622, 42760, 72692, 81244, 90865, 101555, 145384, 162488, 181730, 203110, 345287, 363460, 406220, 690574, 726920, 812440, 1381148, 1726435, 2762296, 3452870, 6905740, 13811480]

約数ペア:

[(1, 13811480), (2, 6905740), (4, 3452870), (5, 2762296), (8, 1726435), (10, 1381148), (17, 812440), (19, 726920), (20, 690574), (34, 406220), (38, 363460), (40, 345287), (68, 203110), (76, 181730), (85, 162488), (95, 145384), (136, 101555), (152, 90865), (170, 81244), (190, 72692), (323, 42760), (340, 40622), (380, 36346), (646, 21380), (680, 20311), (760, 18173), (1069, 12920), (1292, 10690), (1615, 8552), (2138, 6460), (2584, 5345), (3230, 4276)]