30712300

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1559}}^1$

素因数の和:1770

約数の個数: 36

約数和(自身を含む): 67026960

約数和(自身を除く): 36314660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1559, 1970, 3118, 3940, 4925, 6236, 7795, 9850, 15590, 19700, 31180, 38975, 77950, 155900, 307123, 614246, 1228492, 1535615, 3071230, 6142460, 7678075, 15356150, 30712300]

約数ペア:

[(1, 30712300), (2, 15356150), (4, 7678075), (5, 6142460), (10, 3071230), (20, 1535615), (25, 1228492), (50, 614246), (100, 307123), (197, 155900), (394, 77950), (788, 38975), (985, 31180), (1559, 19700), (1970, 15590), (3118, 9850), (3940, 7795), (4925, 6236)]