20660040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57389}}^1$

素因数の和:57406

約数の個数: 48

約数和(自身を含む): 67146300

約数和(自身を除く): 46486260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57389, 114778, 172167, 229556, 286945, 344334, 459112, 516501, 573890, 688668, 860835, 1033002, 1147780, 1377336, 1721670, 2066004, 2295560, 2582505, 3443340, 4132008, 5165010, 6886680, 10330020, 20660040]

約数ペア:

[(1, 20660040), (2, 10330020), (3, 6886680), (4, 5165010), (5, 4132008), (6, 3443340), (8, 2582505), (9, 2295560), (10, 2066004), (12, 1721670), (15, 1377336), (18, 1147780), (20, 1033002), (24, 860835), (30, 688668), (36, 573890), (40, 516501), (45, 459112), (60, 344334), (72, 286945), (90, 229556), (120, 172167), (180, 114778), (360, 57389)]