1566840020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107171}}^1$

素因数の和:107240

約数の個数: 48

約数和(自身を含む): 3564969408

約数和(自身を除く): 1998129388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 7310, 14620, 107171, 214342, 428684, 535855, 1071710, 1821907, 2143420, 3643814, 4608353, 7287628, 9109535, 9216706, 18219070, 18433412, 23041765, 36438140, 46083530, 78342001, 92167060, 156684002, 313368004, 391710005, 783420010, 1566840020]

約数ペア:

[(1, 1566840020), (2, 783420010), (4, 391710005), (5, 313368004), (10, 156684002), (17, 92167060), (20, 78342001), (34, 46083530), (43, 36438140), (68, 23041765), (85, 18433412), (86, 18219070), (170, 9216706), (172, 9109535), (215, 7287628), (340, 4608353), (430, 3643814), (731, 2143420), (860, 1821907), (1462, 1071710), (2924, 535855), (3655, 428684), (7310, 214342), (14620, 107171)]