1809684992

素因数分解:

$2^9\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:701

約数の個数: 80

約数和(自身を含む): 3724047360

約数和(自身を除く): 1914362368

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 157, 188, 256, 314, 376, 479, 512, 628, 752, 958, 1256, 1504, 1916, 2512, 3008, 3832, 5024, 6016, 7379, 7664, 10048, 12032, 14758, 15328, 20096, 22513, 24064, 29516, 30656, 40192, 45026, 59032, 61312, 75203, 80384, 90052, 118064, 122624, 150406, 180104, 236128, 245248, 300812, 360208, 472256, 601624, 720416, 944512, 1203248, 1440832, 1889024, 2406496, 2881664, 3534541, 3778048, 4812992, 5763328, 7069082, 9625984, 11526656, 14138164, 19251968, 28276328, 38503936, 56552656, 113105312, 226210624, 452421248, 904842496, 1809684992]

約数ペア:

[(1, 1809684992), (2, 904842496), (4, 452421248), (8, 226210624), (16, 113105312), (32, 56552656), (47, 38503936), (64, 28276328), (94, 19251968), (128, 14138164), (157, 11526656), (188, 9625984), (256, 7069082), (314, 5763328), (376, 4812992), (479, 3778048), (512, 3534541), (628, 2881664), (752, 2406496), (958, 1889024), (1256, 1440832), (1504, 1203248), (1916, 944512), (2512, 720416), (3008, 601624), (3832, 472256), (5024, 360208), (6016, 300812), (7379, 245248), (7664, 236128), (10048, 180104), (12032, 150406), (14758, 122624), (15328, 118064), (20096, 90052), (22513, 80384), (24064, 75203), (29516, 61312), (30656, 59032), (40192, 45026)]