20053410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51419}}^1$

素因数の和:51442

約数の個数: 32

約数和(自身を含む): 51831360

約数和(自身を除く): 31777950

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51419, 102838, 154257, 257095, 308514, 514190, 668447, 771285, 1336894, 1542570, 2005341, 3342235, 4010682, 6684470, 10026705, 20053410]

約数ペア:

[(1, 20053410), (2, 10026705), (3, 6684470), (5, 4010682), (6, 3342235), (10, 2005341), (13, 1542570), (15, 1336894), (26, 771285), (30, 668447), (39, 514190), (65, 308514), (78, 257095), (130, 154257), (195, 102838), (390, 51419)]