1425520

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 3365856

約数和(自身を除く): 1940336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 173, 206, 346, 412, 515, 692, 824, 865, 1030, 1384, 1648, 1730, 2060, 2768, 3460, 4120, 6920, 8240, 13840, 17819, 35638, 71276, 89095, 142552, 178190, 285104, 356380, 712760, 1425520]

約数ペア:

[(1, 1425520), (2, 712760), (4, 356380), (5, 285104), (8, 178190), (10, 142552), (16, 89095), (20, 71276), (40, 35638), (80, 17819), (103, 13840), (173, 8240), (206, 6920), (346, 4120), (412, 3460), (515, 2768), (692, 2060), (824, 1730), (865, 1648), (1030, 1384)]