201430580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{774733}}^1$

素因数の和:774755

約数の個数: 24

約数和(自身を含む): 455543592

約数和(自身を除く): 254113012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 774733, 1549466, 3098932, 3873665, 7747330, 10071529, 15494660, 20143058, 40286116, 50357645, 100715290, 201430580]

約数ペア:

[(1, 201430580), (2, 100715290), (4, 50357645), (5, 40286116), (10, 20143058), (13, 15494660), (20, 10071529), (26, 7747330), (52, 3873665), (65, 3098932), (130, 1549466), (260, 774733)]