55405690

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{1489}}^1$

素因数の和:1618

約数の個数: 24

約数和(自身を含む): 101460060

約数和(自身を除く): 46054370

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 1489, 2978, 3721, 7442, 7445, 14890, 18605, 37210, 90829, 181658, 454145, 908290, 5540569, 11081138, 27702845, 55405690]

約数ペア:

[(1, 55405690), (2, 27702845), (5, 11081138), (10, 5540569), (61, 908290), (122, 454145), (305, 181658), (610, 90829), (1489, 37210), (2978, 18605), (3721, 14890), (7442, 7445)]