1298808890

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2201371}}^1$

素因数の和:2201437

約数の個数: 16

約数和(自身を含む): 2377481760

約数和(自身を除く): 1078672870

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 2201371, 4402742, 11006855, 22013710, 129880889, 259761778, 649404445, 1298808890]

約数ペア:

[(1, 1298808890), (2, 649404445), (5, 259761778), (10, 129880889), (59, 22013710), (118, 11006855), (295, 4402742), (590, 2201371)]