20299740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1753}}^1$

素因数の和:1958

約数の個数: 48

約数和(自身を含む): 57166368

約数和(自身を除く): 36866628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1753, 1930, 2316, 2895, 3506, 3860, 5259, 5790, 7012, 8765, 10518, 11580, 17530, 21036, 26295, 35060, 52590, 105180, 338329, 676658, 1014987, 1353316, 1691645, 2029974, 3383290, 4059948, 5074935, 6766580, 10149870, 20299740]

約数ペア:

[(1, 20299740), (2, 10149870), (3, 6766580), (4, 5074935), (5, 4059948), (6, 3383290), (10, 2029974), (12, 1691645), (15, 1353316), (20, 1014987), (30, 676658), (60, 338329), (193, 105180), (386, 52590), (579, 35060), (772, 26295), (965, 21036), (1158, 17530), (1753, 11580), (1930, 10518), (2316, 8765), (2895, 7012), (3506, 5790), (3860, 5259)]