2012011100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{13159}}^1$

素因数の和:13323

約数の個数: 72

約数和(自身を含む): 4797609600

約数和(自身を除く): 2785598500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 139, 220, 275, 278, 550, 556, 695, 1100, 1390, 1529, 2780, 3058, 3475, 6116, 6950, 7645, 13159, 13900, 15290, 26318, 30580, 38225, 52636, 65795, 76450, 131590, 144749, 152900, 263180, 289498, 328975, 578996, 657950, 723745, 1315900, 1447490, 1829101, 2894980, 3618725, 3658202, 7237450, 7316404, 9145505, 14474900, 18291010, 20120111, 36582020, 40240222, 45727525, 80480444, 91455050, 100600555, 182910100, 201201110, 402402220, 503002775, 1006005550, 2012011100]

約数ペア:

[(1, 2012011100), (2, 1006005550), (4, 503002775), (5, 402402220), (10, 201201110), (11, 182910100), (20, 100600555), (22, 91455050), (25, 80480444), (44, 45727525), (50, 40240222), (55, 36582020), (100, 20120111), (110, 18291010), (139, 14474900), (220, 9145505), (275, 7316404), (278, 7237450), (550, 3658202), (556, 3618725), (695, 2894980), (1100, 1829101), (1390, 1447490), (1529, 1315900), (2780, 723745), (3058, 657950), (3475, 578996), (6116, 328975), (6950, 289498), (7645, 263180), (13159, 152900), (13900, 144749), (15290, 131590), (26318, 76450), (30580, 65795), (38225, 52636)]