30987710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{683}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 60328800

約数和(自身を除く): 29341090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 683, 698, 1366, 1745, 3415, 3490, 4537, 6830, 8879, 9074, 17758, 22685, 44395, 45370, 88790, 238367, 476734, 1191835, 2383670, 3098771, 6197542, 15493855, 30987710]

約数ペア:

[(1, 30987710), (2, 15493855), (5, 6197542), (10, 3098771), (13, 2383670), (26, 1191835), (65, 476734), (130, 238367), (349, 88790), (683, 45370), (698, 44395), (1366, 22685), (1745, 17758), (3415, 9074), (3490, 8879), (4537, 6830)]