517020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1231}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 1655808

約数和(自身を除く): 1138788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1231, 2462, 3693, 4924, 6155, 7386, 8617, 12310, 14772, 17234, 18465, 24620, 25851, 34468, 36930, 43085, 51702, 73860, 86170, 103404, 129255, 172340, 258510, 517020]

約数ペア:

[(1, 517020), (2, 258510), (3, 172340), (4, 129255), (5, 103404), (6, 86170), (7, 73860), (10, 51702), (12, 43085), (14, 36930), (15, 34468), (20, 25851), (21, 24620), (28, 18465), (30, 17234), (35, 14772), (42, 12310), (60, 8617), (70, 7386), (84, 6155), (105, 4924), (140, 3693), (210, 2462), (420, 1231)]