21878889130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4281583}}^1$

素因数の和:4281670

約数の個数: 32

約数和(自身を含む): 45624559104

約数和(自身を除く): 23745669974

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 4281583, 8563166, 21407915, 29971081, 42815830, 59942162, 149855405, 299710810, 312555559, 625111118, 1562777795, 2187888913, 3125555590, 4375777826, 10939444565, 21878889130]

約数ペア:

[(1, 21878889130), (2, 10939444565), (5, 4375777826), (7, 3125555590), (10, 2187888913), (14, 1562777795), (35, 625111118), (70, 312555559), (73, 299710810), (146, 149855405), (365, 59942162), (511, 42815830), (730, 29971081), (1022, 21407915), (2555, 8563166), (5110, 4281583)]