20403409264

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{37201}}^1$

素因数の和:37358

約数の個数: 80

約数和(自身を含む): 46499523840

約数和(自身を除く): 26096114576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 83, 112, 118, 166, 236, 332, 413, 472, 581, 664, 826, 944, 1162, 1328, 1652, 2324, 3304, 4648, 4897, 6608, 9296, 9794, 19588, 34279, 37201, 39176, 68558, 74402, 78352, 137116, 148804, 260407, 274232, 297608, 520814, 548464, 595216, 1041628, 2083256, 2194859, 3087683, 4166512, 4389718, 6175366, 8779436, 12350732, 15364013, 17558872, 21613781, 24701464, 30728026, 35117744, 43227562, 49402928, 61456052, 86455124, 122912104, 172910248, 182173297, 245824208, 345820496, 364346594, 728693188, 1275213079, 1457386376, 2550426158, 2914772752, 5100852316, 10201704632, 20403409264]

約数ペア:

[(1, 20403409264), (2, 10201704632), (4, 5100852316), (7, 2914772752), (8, 2550426158), (14, 1457386376), (16, 1275213079), (28, 728693188), (56, 364346594), (59, 345820496), (83, 245824208), (112, 182173297), (118, 172910248), (166, 122912104), (236, 86455124), (332, 61456052), (413, 49402928), (472, 43227562), (581, 35117744), (664, 30728026), (826, 24701464), (944, 21613781), (1162, 17558872), (1328, 15364013), (1652, 12350732), (2324, 8779436), (3304, 6175366), (4648, 4389718), (4897, 4166512), (6608, 3087683), (9296, 2194859), (9794, 2083256), (19588, 1041628), (34279, 595216), (37201, 548464), (39176, 520814), (68558, 297608), (74402, 274232), (78352, 260407), (137116, 148804)]