54815890

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{21839}}^1$

素因数の和:22097

約数の個数: 16

約数和(自身を含む): 99066240

約数和(自身を除く): 44250350

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 21839, 43678, 109195, 218390, 5481589, 10963178, 27407945, 54815890]

約数ペア:

[(1, 54815890), (2, 27407945), (5, 10963178), (10, 5481589), (251, 218390), (502, 109195), (1255, 43678), (2510, 21839)]