28179760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50321}}^1$

素因数の和:50341

約数の個数: 40

約数和(自身を含む): 74879136

約数和(自身を除く): 46699376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50321, 100642, 201284, 251605, 352247, 402568, 503210, 704494, 805136, 1006420, 1408988, 1761235, 2012840, 2817976, 3522470, 4025680, 5635952, 7044940, 14089880, 28179760]

約数ペア:

[(1, 28179760), (2, 14089880), (4, 7044940), (5, 5635952), (7, 4025680), (8, 3522470), (10, 2817976), (14, 2012840), (16, 1761235), (20, 1408988), (28, 1006420), (35, 805136), (40, 704494), (56, 503210), (70, 402568), (80, 352247), (112, 251605), (140, 201284), (280, 100642), (560, 50321)]