20858974080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1552007}}^1$

素因数の和:1552036

約数の個数: 128

約数和(自身を含む): 75986311680

約数和(自身を除く): 55127337600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 1552007, 3104014, 4656021, 6208028, 7760035, 9312042, 10864049, 12416056, 15520070, 18624084, 21728098, 23280105, 24832112, 31040140, 32592147, 37248168, 43456196, 46560210, 49664224, 54320245, 62080280, 65184294, 74496336, 86912392, 93120420, 99328448, 108640490, 124160560, 130368588, 148992672, 162960735, 173824784, 186240840, 198656896, 217280980, 248321120, 260737176, 297985344, 325921470, 347649568, 372481680, 434561960, 496642240, 521474352, 595970688, 651842940, 695299136, 744963360, 869123920, 993284480, 1042948704, 1303685880, 1390598272, 1489926720, 1738247840, 2085897408, 2607371760, 2979853440, 3476495680, 4171794816, 5214743520, 6952991360, 10429487040, 20858974080]

約数ペア:

[(1, 20858974080), (2, 10429487040), (3, 6952991360), (4, 5214743520), (5, 4171794816), (6, 3476495680), (7, 2979853440), (8, 2607371760), (10, 2085897408), (12, 1738247840), (14, 1489926720), (15, 1390598272), (16, 1303685880), (20, 1042948704), (21, 993284480), (24, 869123920), (28, 744963360), (30, 695299136), (32, 651842940), (35, 595970688), (40, 521474352), (42, 496642240), (48, 434561960), (56, 372481680), (60, 347649568), (64, 325921470), (70, 297985344), (80, 260737176), (84, 248321120), (96, 217280980), (105, 198656896), (112, 186240840), (120, 173824784), (128, 162960735), (140, 148992672), (160, 130368588), (168, 124160560), (192, 108640490), (210, 99328448), (224, 93120420), (240, 86912392), (280, 74496336), (320, 65184294), (336, 62080280), (384, 54320245), (420, 49664224), (448, 46560210), (480, 43456196), (560, 37248168), (640, 32592147), (672, 31040140), (840, 24832112), (896, 23280105), (960, 21728098), (1120, 18624084), (1344, 15520070), (1680, 12416056), (1920, 10864049), (2240, 9312042), (2688, 7760035), (3360, 6208028), (4480, 4656021), (6720, 3104014), (13440, 1552007)]