26931380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{27481}}^1$

素因数の和:27504

約数の個数: 36

約数和(自身を含む): 65791908

約数和(自身を除く): 38860528

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 27481, 54962, 109924, 137405, 192367, 274810, 384734, 549620, 769468, 961835, 1346569, 1923670, 2693138, 3847340, 5386276, 6732845, 13465690, 26931380]

約数ペア:

[(1, 26931380), (2, 13465690), (4, 6732845), (5, 5386276), (7, 3847340), (10, 2693138), (14, 1923670), (20, 1346569), (28, 961835), (35, 769468), (49, 549620), (70, 384734), (98, 274810), (140, 192367), (196, 137405), (245, 109924), (490, 54962), (980, 27481)]