28258160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50461}}^1$

素因数の和:50481

約数の個数: 40

約数和(自身を含む): 75087456

約数和(自身を除く): 46829296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50461, 100922, 201844, 252305, 353227, 403688, 504610, 706454, 807376, 1009220, 1412908, 1766135, 2018440, 2825816, 3532270, 4036880, 5651632, 7064540, 14129080, 28258160]

約数ペア:

[(1, 28258160), (2, 14129080), (4, 7064540), (5, 5651632), (7, 4036880), (8, 3532270), (10, 2825816), (14, 2018440), (16, 1766135), (20, 1412908), (28, 1009220), (35, 807376), (40, 706454), (56, 504610), (70, 403688), (80, 353227), (112, 252305), (140, 201844), (280, 100922), (560, 50461)]