2012009104

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1\times {\mathrm{1249}}^1$

素因数の和:2040

約数の個数: 80

約数和(自身を含む): 4699600000

約数和(自身を除く): 2687590896

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 757, 1064, 1249, 1514, 2128, 2498, 3028, 4996, 5299, 6056, 8743, 9992, 10598, 12112, 14383, 17486, 19984, 21196, 23731, 28766, 34972, 42392, 47462, 57532, 69944, 84784, 94924, 100681, 115064, 139888, 166117, 189848, 201362, 230128, 332234, 379696, 402724, 664468, 805448, 945493, 1328936, 1610896, 1890986, 2657872, 3781972, 6618451, 7563944, 13236902, 15127888, 17964367, 26473804, 35928734, 52947608, 71857468, 105895216, 125750569, 143714936, 251501138, 287429872, 503002276, 1006004552, 2012009104]

約数ペア:

[(1, 2012009104), (2, 1006004552), (4, 503002276), (7, 287429872), (8, 251501138), (14, 143714936), (16, 125750569), (19, 105895216), (28, 71857468), (38, 52947608), (56, 35928734), (76, 26473804), (112, 17964367), (133, 15127888), (152, 13236902), (266, 7563944), (304, 6618451), (532, 3781972), (757, 2657872), (1064, 1890986), (1249, 1610896), (1514, 1328936), (2128, 945493), (2498, 805448), (3028, 664468), (4996, 402724), (5299, 379696), (6056, 332234), (8743, 230128), (9992, 201362), (10598, 189848), (12112, 166117), (14383, 139888), (17486, 115064), (19984, 100681), (21196, 94924), (23731, 84784), (28766, 69944), (34972, 57532), (42392, 47462)]