12868600

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 31404240

約数和(自身を除く): 18535640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 47, 50, 74, 94, 100, 148, 185, 188, 200, 235, 296, 370, 376, 470, 740, 925, 940, 1175, 1369, 1480, 1739, 1850, 1880, 2350, 2738, 3478, 3700, 4700, 5476, 6845, 6956, 7400, 8695, 9400, 10952, 13690, 13912, 17390, 27380, 34225, 34780, 43475, 54760, 64343, 68450, 69560, 86950, 128686, 136900, 173900, 257372, 273800, 321715, 347800, 514744, 643430, 1286860, 1608575, 2573720, 3217150, 6434300, 12868600]

約数ペア:

[(1, 12868600), (2, 6434300), (4, 3217150), (5, 2573720), (8, 1608575), (10, 1286860), (20, 643430), (25, 514744), (37, 347800), (40, 321715), (47, 273800), (50, 257372), (74, 173900), (94, 136900), (100, 128686), (148, 86950), (185, 69560), (188, 68450), (200, 64343), (235, 54760), (296, 43475), (370, 34780), (376, 34225), (470, 27380), (740, 17390), (925, 13912), (940, 13690), (1175, 10952), (1369, 9400), (1480, 8695), (1739, 7400), (1850, 6956), (1880, 6845), (2350, 5476), (2738, 4700), (3478, 3700)]