6389020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 14823648

約数和(自身を除く): 8434628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 257, 452, 514, 565, 1028, 1130, 1243, 1285, 2260, 2486, 2570, 2827, 4972, 5140, 5654, 6215, 11308, 12430, 14135, 24860, 28270, 29041, 56540, 58082, 116164, 145205, 290410, 319451, 580820, 638902, 1277804, 1597255, 3194510, 6389020]

約数ペア:

[(1, 6389020), (2, 3194510), (4, 1597255), (5, 1277804), (10, 638902), (11, 580820), (20, 319451), (22, 290410), (44, 145205), (55, 116164), (110, 58082), (113, 56540), (220, 29041), (226, 28270), (257, 24860), (452, 14135), (514, 12430), (565, 11308), (1028, 6215), (1130, 5654), (1243, 5140), (1285, 4972), (2260, 2827), (2486, 2570)]