53540020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19259}}^1$

素因数の和:19407

約数の個数: 24

約数和(自身を含む): 113248800

約数和(自身を除く): 59708780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 19259, 38518, 77036, 96295, 192590, 385180, 2677001, 5354002, 10708004, 13385005, 26770010, 53540020]

約数ペア:

[(1, 53540020), (2, 26770010), (4, 13385005), (5, 10708004), (10, 5354002), (20, 2677001), (139, 385180), (278, 192590), (556, 96295), (695, 77036), (1390, 38518), (2780, 19259)]