27581680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{49253}}^1$

素因数の和:49273

約数の個数: 40

約数和(自身を含む): 73289952

約数和(自身を除く): 45708272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 49253, 98506, 197012, 246265, 344771, 394024, 492530, 689542, 788048, 985060, 1379084, 1723855, 1970120, 2758168, 3447710, 3940240, 5516336, 6895420, 13790840, 27581680]

約数ペア:

[(1, 27581680), (2, 13790840), (4, 6895420), (5, 5516336), (7, 3940240), (8, 3447710), (10, 2758168), (14, 1970120), (16, 1723855), (20, 1379084), (28, 985060), (35, 788048), (40, 689542), (56, 492530), (70, 394024), (80, 344771), (112, 246265), (140, 197012), (280, 98506), (560, 49253)]