126301420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{128879}}^1$

素因数の和:128902

約数の個数: 36

約数和(自身を含む): 308538720

約数和(自身を除く): 182237300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 128879, 257758, 515516, 644395, 902153, 1288790, 1804306, 2577580, 3608612, 4510765, 6315071, 9021530, 12630142, 18043060, 25260284, 31575355, 63150710, 126301420]

約数ペア:

[(1, 126301420), (2, 63150710), (4, 31575355), (5, 25260284), (7, 18043060), (10, 12630142), (14, 9021530), (20, 6315071), (28, 4510765), (35, 3608612), (49, 2577580), (70, 1804306), (98, 1288790), (140, 902153), (196, 644395), (245, 515516), (490, 257758), (980, 128879)]