1639892020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{106903}}^1$

素因数の和:106984

約数の個数: 48

約数和(自身を含む): 3771573120

約数和(自身を除く): 2131681100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15340, 106903, 213806, 427612, 534515, 1069030, 1389739, 2138060, 2779478, 5558956, 6307277, 6948695, 12614554, 13897390, 25229108, 27794780, 31536385, 63072770, 81994601, 126145540, 163989202, 327978404, 409973005, 819946010, 1639892020]

約数ペア:

[(1, 1639892020), (2, 819946010), (4, 409973005), (5, 327978404), (10, 163989202), (13, 126145540), (20, 81994601), (26, 63072770), (52, 31536385), (59, 27794780), (65, 25229108), (118, 13897390), (130, 12614554), (236, 6948695), (260, 6307277), (295, 5558956), (590, 2779478), (767, 2138060), (1180, 1389739), (1534, 1069030), (3068, 534515), (3835, 427612), (7670, 213806), (15340, 106903)]