11727380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 28350336

約数和(自身を除く): 16622956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 397, 422, 794, 844, 1055, 1477, 1588, 1985, 2110, 2779, 2954, 3970, 4220, 5558, 5908, 7385, 7940, 11116, 13895, 14770, 27790, 29540, 55580, 83767, 167534, 335068, 418835, 586369, 837670, 1172738, 1675340, 2345476, 2931845, 5863690, 11727380]

約数ペア:

[(1, 11727380), (2, 5863690), (4, 2931845), (5, 2345476), (7, 1675340), (10, 1172738), (14, 837670), (20, 586369), (28, 418835), (35, 335068), (70, 167534), (140, 83767), (211, 55580), (397, 29540), (422, 27790), (794, 14770), (844, 13895), (1055, 11116), (1477, 7940), (1588, 7385), (1985, 5908), (2110, 5558), (2779, 4220), (2954, 3970)]