20201291488

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1499}}^1\times {\mathrm{3539}}^1$

素因数の和:5072

約数の個数: 96

約数和(自身を含む): 48172320000

約数和(自身を除く): 27971028512

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1499, 1904, 2998, 3539, 3808, 5996, 7078, 10493, 11992, 14156, 20986, 23984, 24773, 25483, 28312, 41972, 47968, 49546, 50966, 56624, 60163, 83944, 99092, 101932, 113248, 120326, 167888, 178381, 198184, 203864, 240652, 335776, 356762, 396368, 407728, 421141, 481304, 713524, 792736, 815456, 842282, 962608, 1427048, 1684564, 1925216, 2854096, 3369128, 5304961, 5708192, 6738256, 10609922, 13476512, 21219844, 37134727, 42439688, 74269454, 84879376, 90184337, 148538908, 169758752, 180368674, 297077816, 360737348, 594155632, 631290359, 721474696, 1188311264, 1262580718, 1442949392, 2525161436, 2885898784, 5050322872, 10100645744, 20201291488]

約数ペア:

[(1, 20201291488), (2, 10100645744), (4, 5050322872), (7, 2885898784), (8, 2525161436), (14, 1442949392), (16, 1262580718), (17, 1188311264), (28, 721474696), (32, 631290359), (34, 594155632), (56, 360737348), (68, 297077816), (112, 180368674), (119, 169758752), (136, 148538908), (224, 90184337), (238, 84879376), (272, 74269454), (476, 42439688), (544, 37134727), (952, 21219844), (1499, 13476512), (1904, 10609922), (2998, 6738256), (3539, 5708192), (3808, 5304961), (5996, 3369128), (7078, 2854096), (10493, 1925216), (11992, 1684564), (14156, 1427048), (20986, 962608), (23984, 842282), (24773, 815456), (25483, 792736), (28312, 713524), (41972, 481304), (47968, 421141), (49546, 407728), (50966, 396368), (56624, 356762), (60163, 335776), (83944, 240652), (99092, 203864), (101932, 198184), (113248, 178381), (120326, 167888)]