22355020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 50047200

約数和(自身を除く): 27692180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 661, 890, 1322, 1691, 1780, 2644, 3305, 3382, 6610, 6764, 8455, 12559, 13220, 16910, 25118, 33820, 50236, 58829, 62795, 117658, 125590, 235316, 251180, 294145, 588290, 1117751, 1176580, 2235502, 4471004, 5588755, 11177510, 22355020]

約数ペア:

[(1, 22355020), (2, 11177510), (4, 5588755), (5, 4471004), (10, 2235502), (19, 1176580), (20, 1117751), (38, 588290), (76, 294145), (89, 251180), (95, 235316), (178, 125590), (190, 117658), (356, 62795), (380, 58829), (445, 50236), (661, 33820), (890, 25118), (1322, 16910), (1691, 13220), (1780, 12559), (2644, 8455), (3305, 6764), (3382, 6610)]