28146040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 40801160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 452, 479, 520, 565, 904, 958, 1130, 1469, 1916, 2260, 2395, 2938, 3832, 4520, 4790, 5876, 6227, 7345, 9580, 11752, 12454, 14690, 19160, 24908, 29380, 31135, 49816, 54127, 58760, 62270, 108254, 124540, 216508, 249080, 270635, 433016, 541270, 703651, 1082540, 1407302, 2165080, 2814604, 3518255, 5629208, 7036510, 14073020, 28146040]

約数ペア:

[(1, 28146040), (2, 14073020), (4, 7036510), (5, 5629208), (8, 3518255), (10, 2814604), (13, 2165080), (20, 1407302), (26, 1082540), (40, 703651), (52, 541270), (65, 433016), (104, 270635), (113, 249080), (130, 216508), (226, 124540), (260, 108254), (452, 62270), (479, 58760), (520, 54127), (565, 49816), (904, 31135), (958, 29380), (1130, 24908), (1469, 19160), (1916, 14690), (2260, 12454), (2395, 11752), (2938, 9580), (3832, 7345), (4520, 6227), (4790, 5876)]