28738440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79829}}^1$

素因数の和:79846

約数の個数: 48

約数和(自身を含む): 93401100

約数和(自身を除く): 64662660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 79829, 159658, 239487, 319316, 399145, 478974, 638632, 718461, 798290, 957948, 1197435, 1436922, 1596580, 1915896, 2394870, 2873844, 3193160, 3592305, 4789740, 5747688, 7184610, 9579480, 14369220, 28738440]

約数ペア:

[(1, 28738440), (2, 14369220), (3, 9579480), (4, 7184610), (5, 5747688), (6, 4789740), (8, 3592305), (9, 3193160), (10, 2873844), (12, 2394870), (15, 1915896), (18, 1596580), (20, 1436922), (24, 1197435), (30, 957948), (36, 798290), (40, 718461), (45, 638632), (60, 478974), (72, 399145), (90, 319316), (120, 239487), (180, 159658), (360, 79829)]