2016443320

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^2\times {\mathrm{4243}}^1$

素因数の和:4472

約数の個数: 48

約数和(自身を含む): 4580082360

約数和(自身を除く): 2563639040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4243, 4360, 8486, 11881, 16972, 21215, 23762, 33944, 42430, 47524, 59405, 84860, 95048, 118810, 169720, 237620, 462487, 475240, 924974, 1849948, 2312435, 3699896, 4624870, 9249740, 18499480, 50411083, 100822166, 201644332, 252055415, 403288664, 504110830, 1008221660, 2016443320]

約数ペア:

[(1, 2016443320), (2, 1008221660), (4, 504110830), (5, 403288664), (8, 252055415), (10, 201644332), (20, 100822166), (40, 50411083), (109, 18499480), (218, 9249740), (436, 4624870), (545, 3699896), (872, 2312435), (1090, 1849948), (2180, 924974), (4243, 475240), (4360, 462487), (8486, 237620), (11881, 169720), (16972, 118810), (21215, 95048), (23762, 84860), (33944, 59405), (42430, 47524)]