90646220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28151}}^1$

素因数の和:28190

約数の個数: 48

約数和(自身を含む): 227017728

約数和(自身を除く): 136371508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 28151, 56302, 112604, 140755, 197057, 281510, 394114, 563020, 647473, 788228, 985285, 1294946, 1970570, 2589892, 3237365, 3941140, 4532311, 6474730, 9064622, 12949460, 18129244, 22661555, 45323110, 90646220]

約数ペア:

[(1, 90646220), (2, 45323110), (4, 22661555), (5, 18129244), (7, 12949460), (10, 9064622), (14, 6474730), (20, 4532311), (23, 3941140), (28, 3237365), (35, 2589892), (46, 1970570), (70, 1294946), (92, 985285), (115, 788228), (140, 647473), (161, 563020), (230, 394114), (322, 281510), (460, 197057), (644, 140755), (805, 112604), (1610, 56302), (3220, 28151)]