38378320

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 93208320

約数和(自身を除く): 54830000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 59, 80, 94, 118, 173, 188, 235, 236, 295, 346, 376, 470, 472, 590, 692, 752, 865, 940, 944, 1180, 1384, 1730, 1880, 2360, 2768, 2773, 3460, 3760, 4720, 5546, 6920, 8131, 10207, 11092, 13840, 13865, 16262, 20414, 22184, 27730, 32524, 40655, 40828, 44368, 51035, 55460, 65048, 81310, 81656, 102070, 110920, 130096, 162620, 163312, 204140, 221840, 325240, 408280, 479729, 650480, 816560, 959458, 1918916, 2398645, 3837832, 4797290, 7675664, 9594580, 19189160, 38378320]

約数ペア:

[(1, 38378320), (2, 19189160), (4, 9594580), (5, 7675664), (8, 4797290), (10, 3837832), (16, 2398645), (20, 1918916), (40, 959458), (47, 816560), (59, 650480), (80, 479729), (94, 408280), (118, 325240), (173, 221840), (188, 204140), (235, 163312), (236, 162620), (295, 130096), (346, 110920), (376, 102070), (470, 81656), (472, 81310), (590, 65048), (692, 55460), (752, 51035), (865, 44368), (940, 40828), (944, 40655), (1180, 32524), (1384, 27730), (1730, 22184), (1880, 20414), (2360, 16262), (2768, 13865), (2773, 13840), (3460, 11092), (3760, 10207), (4720, 8131), (5546, 6920)]