212340804040

素因数分解:

$2^3\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{5109259}}^1$

素因数の和:5110309

約数の個数: 32

約数和(自身を含む): 478226736000

約数和(自身を除く): 265885931960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1039, 2078, 4156, 5195, 8312, 10390, 20780, 41560, 5109259, 10218518, 20437036, 25546295, 40874072, 51092590, 102185180, 204370360, 5308520101, 10617040202, 21234080404, 26542600505, 42468160808, 53085201010, 106170402020, 212340804040]

約数ペア:

[(1, 212340804040), (2, 106170402020), (4, 53085201010), (5, 42468160808), (8, 26542600505), (10, 21234080404), (20, 10617040202), (40, 5308520101), (1039, 204370360), (2078, 102185180), (4156, 51092590), (5195, 40874072), (8312, 25546295), (10390, 20437036), (20780, 10218518), (41560, 5109259)]