2015095720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{12757}}^1$

素因数の和:13138

約数の個数: 64

約数和(自身を含む): 4960310400

約数和(自身を除く): 2945214680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 359, 440, 718, 1436, 1795, 2872, 3590, 3949, 7180, 7898, 12757, 14360, 15796, 19745, 25514, 31592, 39490, 51028, 63785, 78980, 102056, 127570, 140327, 157960, 255140, 280654, 510280, 561308, 701635, 1122616, 1403270, 2806540, 4579763, 5613080, 9159526, 18319052, 22898815, 36638104, 45797630, 50377393, 91595260, 100754786, 183190520, 201509572, 251886965, 403019144, 503773930, 1007547860, 2015095720]

約数ペア:

[(1, 2015095720), (2, 1007547860), (4, 503773930), (5, 403019144), (8, 251886965), (10, 201509572), (11, 183190520), (20, 100754786), (22, 91595260), (40, 50377393), (44, 45797630), (55, 36638104), (88, 22898815), (110, 18319052), (220, 9159526), (359, 5613080), (440, 4579763), (718, 2806540), (1436, 1403270), (1795, 1122616), (2872, 701635), (3590, 561308), (3949, 510280), (7180, 280654), (7898, 255140), (12757, 157960), (14360, 140327), (15796, 127570), (19745, 102056), (25514, 78980), (31592, 63785), (39490, 51028)]