55856380

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{10867}}^1$

素因数の和:11133

約数の個数: 24

約数和(自身を含む): 117765648

約数和(自身を除く): 61909268

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 10867, 21734, 43468, 54335, 108670, 217340, 2792819, 5585638, 11171276, 13964095, 27928190, 55856380]

約数ペア:

[(1, 55856380), (2, 27928190), (4, 13964095), (5, 11171276), (10, 5585638), (20, 2792819), (257, 217340), (514, 108670), (1028, 54335), (1285, 43468), (2570, 21734), (5140, 10867)]