27972040

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1229}}^1$

素因数の和:1809

約数の個数: 32

約数和(自身を含む): 63099000

約数和(自身を除く): 35126960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 1229, 2276, 2458, 2845, 4552, 4916, 5690, 6145, 9832, 11380, 12290, 22760, 24580, 49160, 699301, 1398602, 2797204, 3496505, 5594408, 6993010, 13986020, 27972040]

約数ペア:

[(1, 27972040), (2, 13986020), (4, 6993010), (5, 5594408), (8, 3496505), (10, 2797204), (20, 1398602), (40, 699301), (569, 49160), (1138, 24580), (1229, 22760), (2276, 12290), (2458, 11380), (2845, 9832), (4552, 6145), (4916, 5690)]