20196507520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{237271}}^1$

素因数の和:237316

約数の個数: 128

約数和(自身を含む): 58084185600

約数和(自身を除く): 37887678080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 5320, 6080, 8512, 10640, 12160, 17024, 21280, 42560, 85120, 237271, 474542, 949084, 1186355, 1660897, 1898168, 2372710, 3321794, 3796336, 4508149, 4745420, 6643588, 7592672, 8304485, 9016298, 9490840, 13287176, 15185344, 16608970, 18032596, 18981680, 22540745, 26574352, 30370688, 31557043, 33217940, 36065192, 37963360, 45081490, 53148704, 63114086, 66435880, 72130384, 75926720, 90162980, 106297408, 126228172, 132871760, 144260768, 151853440, 157785215, 180325960, 212594816, 252456344, 265743520, 288521536, 315570430, 360651920, 504912688, 531487040, 577043072, 631140860, 721303840, 1009825376, 1062974080, 1262281720, 1442607680, 2019650752, 2524563440, 2885215360, 4039301504, 5049126880, 10098253760, 20196507520]

約数ペア:

[(1, 20196507520), (2, 10098253760), (4, 5049126880), (5, 4039301504), (7, 2885215360), (8, 2524563440), (10, 2019650752), (14, 1442607680), (16, 1262281720), (19, 1062974080), (20, 1009825376), (28, 721303840), (32, 631140860), (35, 577043072), (38, 531487040), (40, 504912688), (56, 360651920), (64, 315570430), (70, 288521536), (76, 265743520), (80, 252456344), (95, 212594816), (112, 180325960), (128, 157785215), (133, 151853440), (140, 144260768), (152, 132871760), (160, 126228172), (190, 106297408), (224, 90162980), (266, 75926720), (280, 72130384), (304, 66435880), (320, 63114086), (380, 53148704), (448, 45081490), (532, 37963360), (560, 36065192), (608, 33217940), (640, 31557043), (665, 30370688), (760, 26574352), (896, 22540745), (1064, 18981680), (1120, 18032596), (1216, 16608970), (1330, 15185344), (1520, 13287176), (2128, 9490840), (2240, 9016298), (2432, 8304485), (2660, 7592672), (3040, 6643588), (4256, 4745420), (4480, 4508149), (5320, 3796336), (6080, 3321794), (8512, 2372710), (10640, 1898168), (12160, 1660897), (17024, 1186355), (21280, 949084), (42560, 474542), (85120, 237271)]