7577780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10808140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 479, 565, 791, 958, 1130, 1582, 1916, 2260, 2395, 3164, 3353, 3955, 4790, 6706, 7910, 9580, 13412, 15820, 16765, 33530, 54127, 67060, 108254, 216508, 270635, 378889, 541270, 757778, 1082540, 1515556, 1894445, 3788890, 7577780]

約数ペア:

[(1, 7577780), (2, 3788890), (4, 1894445), (5, 1515556), (7, 1082540), (10, 757778), (14, 541270), (20, 378889), (28, 270635), (35, 216508), (70, 108254), (113, 67060), (140, 54127), (226, 33530), (452, 16765), (479, 15820), (565, 13412), (791, 9580), (958, 7910), (1130, 6706), (1582, 4790), (1916, 3955), (2260, 3353), (2395, 3164)]