20354979040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2801}}^1\times {\mathrm{4129}}^1$

素因数の和:6956

約数の個数: 96

約数和(自身を含む): 52491771360

約数和(自身を除く): 32136792320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 2801, 4129, 5602, 8258, 11204, 14005, 16516, 20645, 22408, 28010, 30811, 33032, 41290, 44816, 45419, 56020, 61622, 66064, 82580, 89632, 90838, 112040, 123244, 132128, 154055, 165160, 181676, 224080, 227095, 246488, 308110, 330320, 363352, 448160, 454190, 492976, 616220, 660640, 726704, 908380, 985952, 1232440, 1453408, 1816760, 2464880, 3633520, 4929760, 7267040, 11565329, 23130658, 46261316, 57826645, 92522632, 115653290, 127218619, 185045264, 231306580, 254437238, 370090528, 462613160, 508874476, 636093095, 925226320, 1017748952, 1272186190, 1850452640, 2035497904, 2544372380, 4070995808, 5088744760, 10177489520, 20354979040]

約数ペア:

[(1, 20354979040), (2, 10177489520), (4, 5088744760), (5, 4070995808), (8, 2544372380), (10, 2035497904), (11, 1850452640), (16, 1272186190), (20, 1017748952), (22, 925226320), (32, 636093095), (40, 508874476), (44, 462613160), (55, 370090528), (80, 254437238), (88, 231306580), (110, 185045264), (160, 127218619), (176, 115653290), (220, 92522632), (352, 57826645), (440, 46261316), (880, 23130658), (1760, 11565329), (2801, 7267040), (4129, 4929760), (5602, 3633520), (8258, 2464880), (11204, 1816760), (14005, 1453408), (16516, 1232440), (20645, 985952), (22408, 908380), (28010, 726704), (30811, 660640), (33032, 616220), (41290, 492976), (44816, 454190), (45419, 448160), (56020, 363352), (61622, 330320), (66064, 308110), (82580, 246488), (89632, 227095), (90838, 224080), (112040, 181676), (123244, 165160), (132128, 154055)]