1390426192

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1783}}^1$

素因数の和:1916

約数の個数: 80

約数和(自身を含む): 2962524672

約数和(自身を除く): 1572098480

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 61, 68, 94, 122, 136, 188, 244, 272, 376, 488, 752, 799, 976, 1037, 1598, 1783, 2074, 2867, 3196, 3566, 4148, 5734, 6392, 7132, 8296, 11468, 12784, 14264, 16592, 22936, 28528, 30311, 45872, 48739, 60622, 83801, 97478, 108763, 121244, 167602, 194956, 217526, 242488, 335204, 389912, 435052, 484976, 670408, 779824, 870104, 1340816, 1424617, 1740208, 1848971, 2849234, 3697942, 5111861, 5698468, 7395884, 10223722, 11396936, 14791768, 20447444, 22793872, 29583536, 40894888, 81789776, 86901637, 173803274, 347606548, 695213096, 1390426192]

約数ペア:

[(1, 1390426192), (2, 695213096), (4, 347606548), (8, 173803274), (16, 86901637), (17, 81789776), (34, 40894888), (47, 29583536), (61, 22793872), (68, 20447444), (94, 14791768), (122, 11396936), (136, 10223722), (188, 7395884), (244, 5698468), (272, 5111861), (376, 3697942), (488, 2849234), (752, 1848971), (799, 1740208), (976, 1424617), (1037, 1340816), (1598, 870104), (1783, 779824), (2074, 670408), (2867, 484976), (3196, 435052), (3566, 389912), (4148, 335204), (5734, 242488), (6392, 217526), (7132, 194956), (8296, 167602), (11468, 121244), (12784, 108763), (14264, 97478), (16592, 83801), (22936, 60622), (28528, 48739), (30311, 45872)]