20579310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2137}}^1$

素因数の和:2257

約数の個数: 48

約数和(自身を含む): 54031536

約数和(自身を除く): 33452226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 2137, 3210, 4274, 4815, 6411, 9630, 10685, 12822, 19233, 21370, 32055, 38466, 64110, 96165, 192330, 228659, 457318, 685977, 1143295, 1371954, 2057931, 2286590, 3429885, 4115862, 6859770, 10289655, 20579310]

約数ペア:

[(1, 20579310), (2, 10289655), (3, 6859770), (5, 4115862), (6, 3429885), (9, 2286590), (10, 2057931), (15, 1371954), (18, 1143295), (30, 685977), (45, 457318), (90, 228659), (107, 192330), (214, 96165), (321, 64110), (535, 38466), (642, 32055), (963, 21370), (1070, 19233), (1605, 12822), (1926, 10685), (2137, 9630), (3210, 6411), (4274, 4815)]