12478600

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1451}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 29707920

約数和(自身を除く): 17229320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1451, 1720, 2150, 2902, 4300, 5804, 7255, 8600, 11608, 14510, 29020, 36275, 58040, 62393, 72550, 124786, 145100, 249572, 290200, 311965, 499144, 623930, 1247860, 1559825, 2495720, 3119650, 6239300, 12478600]

約数ペア:

[(1, 12478600), (2, 6239300), (4, 3119650), (5, 2495720), (8, 1559825), (10, 1247860), (20, 623930), (25, 499144), (40, 311965), (43, 290200), (50, 249572), (86, 145100), (100, 124786), (172, 72550), (200, 62393), (215, 58040), (344, 36275), (430, 29020), (860, 14510), (1075, 11608), (1451, 8600), (1720, 7255), (2150, 5804), (2902, 4300)]