28018041840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{38913947}}^1$

素因数の和:38913966

約数の個数: 60

約数和(自身を含む): 94093926264

約数和(自身を除く): 66075884424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 38913947, 77827894, 116741841, 155655788, 194569735, 233483682, 311311576, 350225523, 389139470, 466967364, 583709205, 622623152, 700451046, 778278940, 933934728, 1167418410, 1400902092, 1556557880, 1751127615, 1867869456, 2334836820, 2801804184, 3113115760, 3502255230, 4669673640, 5603608368, 7004510460, 9339347280, 14009020920, 28018041840]

約数ペア:

[(1, 28018041840), (2, 14009020920), (3, 9339347280), (4, 7004510460), (5, 5603608368), (6, 4669673640), (8, 3502255230), (9, 3113115760), (10, 2801804184), (12, 2334836820), (15, 1867869456), (16, 1751127615), (18, 1556557880), (20, 1400902092), (24, 1167418410), (30, 933934728), (36, 778278940), (40, 700451046), (45, 622623152), (48, 583709205), (60, 466967364), (72, 389139470), (80, 350225523), (90, 311311576), (120, 233483682), (144, 194569735), (180, 155655788), (240, 116741841), (360, 77827894), (720, 38913947)]