2008307560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2861}}^1$

素因数の和:3011

約数の個数: 128

約数和(自身を含む): 5440089600

約数和(自身を除く): 3431782040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 109, 115, 140, 161, 184, 218, 230, 280, 322, 436, 460, 545, 644, 763, 805, 872, 920, 1090, 1288, 1526, 1610, 2180, 2507, 2861, 3052, 3220, 3815, 4360, 5014, 5722, 6104, 6440, 7630, 10028, 11444, 12535, 14305, 15260, 17549, 20027, 20056, 22888, 25070, 28610, 30520, 35098, 40054, 50140, 57220, 65803, 70196, 80108, 87745, 100135, 100280, 114440, 131606, 140392, 160216, 175490, 200270, 263212, 311849, 329015, 350980, 400540, 460621, 526424, 623698, 658030, 701960, 801080, 921242, 1247396, 1316060, 1559245, 1842484, 2182943, 2303105, 2494792, 2632120, 3118490, 3684968, 4365886, 4606210, 6236980, 7172527, 8731772, 9212420, 10914715, 12473960, 14345054, 17463544, 18424840, 21829430, 28690108, 35862635, 43658860, 50207689, 57380216, 71725270, 87317720, 100415378, 143450540, 200830756, 251038445, 286901080, 401661512, 502076890, 1004153780, 2008307560]

約数ペア:

[(1, 2008307560), (2, 1004153780), (4, 502076890), (5, 401661512), (7, 286901080), (8, 251038445), (10, 200830756), (14, 143450540), (20, 100415378), (23, 87317720), (28, 71725270), (35, 57380216), (40, 50207689), (46, 43658860), (56, 35862635), (70, 28690108), (92, 21829430), (109, 18424840), (115, 17463544), (140, 14345054), (161, 12473960), (184, 10914715), (218, 9212420), (230, 8731772), (280, 7172527), (322, 6236980), (436, 4606210), (460, 4365886), (545, 3684968), (644, 3118490), (763, 2632120), (805, 2494792), (872, 2303105), (920, 2182943), (1090, 1842484), (1288, 1559245), (1526, 1316060), (1610, 1247396), (2180, 921242), (2507, 801080), (2861, 701960), (3052, 658030), (3220, 623698), (3815, 526424), (4360, 460621), (5014, 400540), (5722, 350980), (6104, 329015), (6440, 311849), (7630, 263212), (10028, 200270), (11444, 175490), (12535, 160216), (14305, 140392), (15260, 131606), (17549, 114440), (20027, 100280), (20056, 100135), (22888, 87745), (25070, 80108), (28610, 70196), (30520, 65803), (35098, 57220), (40054, 50140)]