20487594660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5437}}^1\times {\mathrm{4831}}^1$

素因数の和:10293

約数の個数: 96

約数和(自身を含む): 61802130432

約数和(自身を除く): 41314535772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 4831, 5437, 9662, 10874, 14493, 16311, 19324, 21748, 24155, 27185, 28986, 32622, 48310, 54370, 57972, 62803, 65244, 70681, 72465, 81555, 96620, 108740, 125606, 141362, 144930, 163110, 188409, 212043, 251212, 282724, 289860, 314015, 326220, 353405, 376818, 424086, 628030, 706810, 753636, 848172, 942045, 1060215, 1256060, 1413620, 1884090, 2120430, 3768180, 4240860, 26266147, 52532294, 78798441, 105064588, 131330735, 157596882, 262661470, 315193764, 341459911, 393992205, 525322940, 682919822, 787984410, 1024379733, 1365839644, 1575968820, 1707299555, 2048759466, 3414599110, 4097518932, 5121898665, 6829198220, 10243797330, 20487594660]

約数ペア:

[(1, 20487594660), (2, 10243797330), (3, 6829198220), (4, 5121898665), (5, 4097518932), (6, 3414599110), (10, 2048759466), (12, 1707299555), (13, 1575968820), (15, 1365839644), (20, 1024379733), (26, 787984410), (30, 682919822), (39, 525322940), (52, 393992205), (60, 341459911), (65, 315193764), (78, 262661470), (130, 157596882), (156, 131330735), (195, 105064588), (260, 78798441), (390, 52532294), (780, 26266147), (4831, 4240860), (5437, 3768180), (9662, 2120430), (10874, 1884090), (14493, 1413620), (16311, 1256060), (19324, 1060215), (21748, 942045), (24155, 848172), (27185, 753636), (28986, 706810), (32622, 628030), (48310, 424086), (54370, 376818), (57972, 353405), (62803, 326220), (65244, 314015), (70681, 289860), (72465, 282724), (81555, 251212), (96620, 212043), (108740, 188409), (125606, 163110), (141362, 144930)]