28145640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{234547}}^1$

素因数の和:234561

約数の個数: 32

約数和(自身を含む): 84437280

約数和(自身を除く): 56291640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 234547, 469094, 703641, 938188, 1172735, 1407282, 1876376, 2345470, 2814564, 3518205, 4690940, 5629128, 7036410, 9381880, 14072820, 28145640]

約数ペア:

[(1, 28145640), (2, 14072820), (3, 9381880), (4, 7036410), (5, 5629128), (6, 4690940), (8, 3518205), (10, 2814564), (12, 2345470), (15, 1876376), (20, 1407282), (24, 1172735), (30, 938188), (40, 703641), (60, 469094), (120, 234547)]