20790739296

素因数分解:

$2^5\times 3^2\times {\mathrm{139}}^1\times {\mathrm{519353}}^1$

素因数の和:519508

約数の個数: 72

約数和(自身を含む): 59549129640

約数和(自身を除く): 38758390344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 139, 144, 278, 288, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 3336, 4448, 5004, 6672, 10008, 13344, 20016, 40032, 519353, 1038706, 1558059, 2077412, 3116118, 4154824, 4674177, 6232236, 8309648, 9348354, 12464472, 16619296, 18696708, 24928944, 37393416, 49857888, 72190067, 74786832, 144380134, 149573664, 216570201, 288760268, 433140402, 577520536, 649710603, 866280804, 1155041072, 1299421206, 1732561608, 2310082144, 2598842412, 3465123216, 5197684824, 6930246432, 10395369648, 20790739296]

約数ペア:

[(1, 20790739296), (2, 10395369648), (3, 6930246432), (4, 5197684824), (6, 3465123216), (8, 2598842412), (9, 2310082144), (12, 1732561608), (16, 1299421206), (18, 1155041072), (24, 866280804), (32, 649710603), (36, 577520536), (48, 433140402), (72, 288760268), (96, 216570201), (139, 149573664), (144, 144380134), (278, 74786832), (288, 72190067), (417, 49857888), (556, 37393416), (834, 24928944), (1112, 18696708), (1251, 16619296), (1668, 12464472), (2224, 9348354), (2502, 8309648), (3336, 6232236), (4448, 4674177), (5004, 4154824), (6672, 3116118), (10008, 2077412), (13344, 1558059), (20016, 1038706), (40032, 519353)]