12540710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13781}}^1$

素因数の和:13808

約数の個数: 32

約数和(自身を含む): 27784512

約数和(自身を除く): 15243802

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 13781, 27562, 68905, 96467, 137810, 179153, 192934, 358306, 482335, 895765, 964670, 1254071, 1791530, 2508142, 6270355, 12540710]

約数ペア:

[(1, 12540710), (2, 6270355), (5, 2508142), (7, 1791530), (10, 1254071), (13, 964670), (14, 895765), (26, 482335), (35, 358306), (65, 192934), (70, 179153), (91, 137810), (130, 96467), (182, 68905), (455, 27562), (910, 13781)]