2018203550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{26399}}^1$

素因数の和:26561

約数の個数: 48

約数和(自身を含む): 4124736000

約数和(自身を除く): 2106532450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 139, 275, 278, 550, 695, 1390, 1529, 3058, 3475, 6950, 7645, 15290, 26399, 38225, 52798, 76450, 131995, 263990, 290389, 580778, 659975, 1319950, 1451945, 2903890, 3669461, 7259725, 7338922, 14519450, 18347305, 36694610, 40364071, 80728142, 91736525, 183473050, 201820355, 403640710, 1009101775, 2018203550]

約数ペア:

[(1, 2018203550), (2, 1009101775), (5, 403640710), (10, 201820355), (11, 183473050), (22, 91736525), (25, 80728142), (50, 40364071), (55, 36694610), (110, 18347305), (139, 14519450), (275, 7338922), (278, 7259725), (550, 3669461), (695, 2903890), (1390, 1451945), (1529, 1319950), (3058, 659975), (3475, 580778), (6950, 290389), (7645, 263990), (15290, 131995), (26399, 76450), (38225, 52798)]