20235320672

素因数分解:

$2^5\times 7^4\times {\mathrm{103}}^1\times {\mathrm{2557}}^1$

素因数の和:2698

約数の個数: 120

約数和(自身を含む): 46944804816

約数和(自身を除く): 26709484144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 103, 112, 196, 206, 224, 343, 392, 412, 686, 721, 784, 824, 1372, 1442, 1568, 1648, 2401, 2557, 2744, 2884, 3296, 4802, 5047, 5114, 5488, 5768, 9604, 10094, 10228, 10976, 11536, 17899, 19208, 20188, 20456, 23072, 35329, 35798, 38416, 40376, 40912, 70658, 71596, 76832, 80752, 81824, 125293, 141316, 143192, 161504, 247303, 250586, 263371, 282632, 286384, 494606, 501172, 526742, 565264, 572768, 877051, 989212, 1002344, 1053484, 1130528, 1754102, 1843597, 1978424, 2004688, 2106968, 3508204, 3687194, 3956848, 4009376, 4213936, 6139357, 7016408, 7374388, 7913696, 8427872, 12278714, 12905179, 14032816, 14748776, 24557428, 25810358, 28065632, 29497552, 49114856, 51620716, 58995104, 90336253, 98229712, 103241432, 180672506, 196459424, 206482864, 361345012, 412965728, 632353771, 722690024, 1264707542, 1445380048, 2529415084, 2890760096, 5058830168, 10117660336, 20235320672]

約数ペア:

[(1, 20235320672), (2, 10117660336), (4, 5058830168), (7, 2890760096), (8, 2529415084), (14, 1445380048), (16, 1264707542), (28, 722690024), (32, 632353771), (49, 412965728), (56, 361345012), (98, 206482864), (103, 196459424), (112, 180672506), (196, 103241432), (206, 98229712), (224, 90336253), (343, 58995104), (392, 51620716), (412, 49114856), (686, 29497552), (721, 28065632), (784, 25810358), (824, 24557428), (1372, 14748776), (1442, 14032816), (1568, 12905179), (1648, 12278714), (2401, 8427872), (2557, 7913696), (2744, 7374388), (2884, 7016408), (3296, 6139357), (4802, 4213936), (5047, 4009376), (5114, 3956848), (5488, 3687194), (5768, 3508204), (9604, 2106968), (10094, 2004688), (10228, 1978424), (10976, 1843597), (11536, 1754102), (17899, 1130528), (19208, 1053484), (20188, 1002344), (20456, 989212), (23072, 877051), (35329, 572768), (35798, 565264), (38416, 526742), (40376, 501172), (40912, 494606), (70658, 286384), (71596, 282632), (76832, 263371), (80752, 250586), (81824, 247303), (125293, 161504), (141316, 143192)]