80817180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1346953}}^1$

素因数の和:1346965

約数の個数: 24

約数和(自身を含む): 226288272

約数和(自身を除く): 145471092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1346953, 2693906, 4040859, 5387812, 6734765, 8081718, 13469530, 16163436, 20204295, 26939060, 40408590, 80817180]

約数ペア:

[(1, 80817180), (2, 40408590), (3, 26939060), (4, 20204295), (5, 16163436), (6, 13469530), (10, 8081718), (12, 6734765), (15, 5387812), (20, 4040859), (30, 2693906), (60, 1346953)]