8900710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9781}}^1$

素因数の和:9808

約数の個数: 32

約数和(自身を含む): 19720512

約数和(自身を除く): 10819802

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 9781, 19562, 48905, 68467, 97810, 127153, 136934, 254306, 342335, 635765, 684670, 890071, 1271530, 1780142, 4450355, 8900710]

約数ペア:

[(1, 8900710), (2, 4450355), (5, 1780142), (7, 1271530), (10, 890071), (13, 684670), (14, 635765), (26, 342335), (35, 254306), (65, 136934), (70, 127153), (91, 97810), (130, 68467), (182, 48905), (455, 19562), (910, 9781)]