8788990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 19408896

約数和(自身を除く): 10619906

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 53, 70, 103, 106, 115, 161, 206, 230, 265, 322, 371, 515, 530, 721, 742, 805, 1030, 1219, 1442, 1610, 1855, 2369, 2438, 3605, 3710, 4738, 5459, 6095, 7210, 8533, 10918, 11845, 12190, 16583, 17066, 23690, 27295, 33166, 38213, 42665, 54590, 76426, 82915, 85330, 125557, 165830, 191065, 251114, 382130, 627785, 878899, 1255570, 1757798, 4394495, 8788990]

約数ペア:

[(1, 8788990), (2, 4394495), (5, 1757798), (7, 1255570), (10, 878899), (14, 627785), (23, 382130), (35, 251114), (46, 191065), (53, 165830), (70, 125557), (103, 85330), (106, 82915), (115, 76426), (161, 54590), (206, 42665), (230, 38213), (265, 33166), (322, 27295), (371, 23690), (515, 17066), (530, 16583), (721, 12190), (742, 11845), (805, 10918), (1030, 8533), (1219, 7210), (1442, 6095), (1610, 5459), (1855, 4738), (2369, 3710), (2438, 3605)]