20737842960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{792731}}^1$

素因数の和:792856

約数の個数: 80

約数和(自身を含む): 64877186880

約数和(自身を除く): 44139343920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 4360, 5232, 6540, 8720, 13080, 26160, 792731, 1585462, 2378193, 3170924, 3963655, 4756386, 6341848, 7927310, 9512772, 11890965, 12683696, 15854620, 19025544, 23781930, 31709240, 38051088, 47563860, 63418480, 86407679, 95127720, 172815358, 190255440, 259223037, 345630716, 432038395, 518446074, 691261432, 864076790, 1036892148, 1296115185, 1382522864, 1728153580, 2073784296, 2592230370, 3456307160, 4147568592, 5184460740, 6912614320, 10368921480, 20737842960]

約数ペア:

[(1, 20737842960), (2, 10368921480), (3, 6912614320), (4, 5184460740), (5, 4147568592), (6, 3456307160), (8, 2592230370), (10, 2073784296), (12, 1728153580), (15, 1382522864), (16, 1296115185), (20, 1036892148), (24, 864076790), (30, 691261432), (40, 518446074), (48, 432038395), (60, 345630716), (80, 259223037), (109, 190255440), (120, 172815358), (218, 95127720), (240, 86407679), (327, 63418480), (436, 47563860), (545, 38051088), (654, 31709240), (872, 23781930), (1090, 19025544), (1308, 15854620), (1635, 12683696), (1744, 11890965), (2180, 9512772), (2616, 7927310), (3270, 6341848), (4360, 4756386), (5232, 3963655), (6540, 3170924), (8720, 2378193), (13080, 1585462), (26160, 792731)]