514772140

素因数分解:

$2^2\times 5^1\times {\mathrm{6571}}^1\times {\mathrm{3917}}^1$

素因数の和:10497

約数の個数: 24

約数和(自身を含む): 1081462032

約数和(自身を除く): 566689892

約数列:

[1, 2, 4, 5, 10, 20, 3917, 6571, 7834, 13142, 15668, 19585, 26284, 32855, 39170, 65710, 78340, 131420, 25738607, 51477214, 102954428, 128693035, 257386070, 514772140]

約数ペア:

[(1, 514772140), (2, 257386070), (4, 128693035), (5, 102954428), (10, 51477214), (20, 25738607), (3917, 131420), (6571, 78340), (7834, 65710), (13142, 39170), (15668, 32855), (19585, 26284)]