11890970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 26853120

約数和(自身を除く): 14962150

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 179, 182, 358, 365, 455, 511, 730, 895, 910, 949, 1022, 1253, 1790, 1898, 2327, 2506, 2555, 4654, 4745, 5110, 6265, 6643, 9490, 11635, 12530, 13067, 13286, 16289, 23270, 26134, 32578, 33215, 65335, 66430, 81445, 91469, 130670, 162890, 169871, 182938, 339742, 457345, 849355, 914690, 1189097, 1698710, 2378194, 5945485, 11890970]

約数ペア:

[(1, 11890970), (2, 5945485), (5, 2378194), (7, 1698710), (10, 1189097), (13, 914690), (14, 849355), (26, 457345), (35, 339742), (65, 182938), (70, 169871), (73, 162890), (91, 130670), (130, 91469), (146, 81445), (179, 66430), (182, 65335), (358, 33215), (365, 32578), (455, 26134), (511, 23270), (730, 16289), (895, 13286), (910, 13067), (949, 12530), (1022, 11635), (1253, 9490), (1790, 6643), (1898, 6265), (2327, 5110), (2506, 4745), (2555, 4654)]