28349770

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 52813008

約数和(自身を除く): 24463238

約数列:

[1, 2, 5, 10, 37, 74, 185, 193, 370, 386, 397, 794, 965, 1930, 1985, 3970, 7141, 14282, 14689, 29378, 35705, 71410, 73445, 76621, 146890, 153242, 383105, 766210, 2834977, 5669954, 14174885, 28349770]

約数ペア:

[(1, 28349770), (2, 14174885), (5, 5669954), (10, 2834977), (37, 766210), (74, 383105), (185, 153242), (193, 146890), (370, 76621), (386, 73445), (397, 71410), (794, 35705), (965, 29378), (1930, 14689), (1985, 14282), (3970, 7141)]