1271060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1297}}^1$

素因数の和:1320

約数の個数: 36

約数和(自身を含む): 3107412

約数和(自身を除く): 1836352

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1297, 2594, 5188, 6485, 9079, 12970, 18158, 25940, 36316, 45395, 63553, 90790, 127106, 181580, 254212, 317765, 635530, 1271060]

約数ペア:

[(1, 1271060), (2, 635530), (4, 317765), (5, 254212), (7, 181580), (10, 127106), (14, 90790), (20, 63553), (28, 45395), (35, 36316), (49, 25940), (70, 18158), (98, 12970), (140, 9079), (196, 6485), (245, 5188), (490, 2594), (980, 1297)]