2120689984

素因数分解:

$2^6\times 7^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:552

約数の個数: 112

約数和(自身を含む): 4900745088

約数和(自身を除く): 2780055104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 163, 224, 226, 257, 326, 448, 452, 514, 652, 791, 904, 1028, 1141, 1304, 1582, 1799, 1808, 2056, 2282, 2608, 3164, 3598, 3616, 4112, 4564, 5216, 6328, 7196, 7232, 8224, 9128, 10432, 12656, 14392, 16448, 18256, 18419, 25312, 28784, 29041, 36512, 36838, 41891, 50624, 57568, 58082, 73024, 73676, 83782, 115136, 116164, 128933, 147352, 167564, 203287, 232328, 257866, 293237, 294704, 335128, 406574, 464656, 515732, 586474, 589408, 670256, 813148, 929312, 1031464, 1172948, 1178816, 1340512, 1626296, 1858624, 2062928, 2345896, 2681024, 3252592, 4125856, 4691792, 4733683, 6505184, 8251712, 9383584, 9467366, 13010368, 18767168, 18934732, 33135781, 37869464, 66271562, 75738928, 132543124, 151477856, 265086248, 302955712, 530172496, 1060344992, 2120689984]

約数ペア:

[(1, 2120689984), (2, 1060344992), (4, 530172496), (7, 302955712), (8, 265086248), (14, 151477856), (16, 132543124), (28, 75738928), (32, 66271562), (56, 37869464), (64, 33135781), (112, 18934732), (113, 18767168), (163, 13010368), (224, 9467366), (226, 9383584), (257, 8251712), (326, 6505184), (448, 4733683), (452, 4691792), (514, 4125856), (652, 3252592), (791, 2681024), (904, 2345896), (1028, 2062928), (1141, 1858624), (1304, 1626296), (1582, 1340512), (1799, 1178816), (1808, 1172948), (2056, 1031464), (2282, 929312), (2608, 813148), (3164, 670256), (3598, 589408), (3616, 586474), (4112, 515732), (4564, 464656), (5216, 406574), (6328, 335128), (7196, 294704), (7232, 293237), (8224, 257866), (9128, 232328), (10432, 203287), (12656, 167564), (14392, 147352), (16448, 128933), (18256, 116164), (18419, 115136), (25312, 83782), (28784, 73676), (29041, 73024), (36512, 58082), (36838, 57568), (41891, 50624)]