189928223920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{55211693}}^1$

素因数の和:55211749

約数の個数: 40

約数和(自身を含む): 451852503696

約数和(自身を除く): 261924279776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 55211693, 110423386, 220846772, 276058465, 441693544, 552116930, 883387088, 1104233860, 2208467720, 2374102799, 4416935440, 4748205598, 9496411196, 11870513995, 18992822392, 23741027990, 37985644784, 47482055980, 94964111960, 189928223920]

約数ペア:

[(1, 189928223920), (2, 94964111960), (4, 47482055980), (5, 37985644784), (8, 23741027990), (10, 18992822392), (16, 11870513995), (20, 9496411196), (40, 4748205598), (43, 4416935440), (80, 2374102799), (86, 2208467720), (172, 1104233860), (215, 883387088), (344, 552116930), (430, 441693544), (688, 276058465), (860, 220846772), (1720, 110423386), (3440, 55211693)]