26902760

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2617}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 60789960

約数和(自身を除く): 33887200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 2617, 5140, 5234, 10280, 10468, 13085, 20936, 26170, 52340, 104680, 672569, 1345138, 2690276, 3362845, 5380552, 6725690, 13451380, 26902760]

約数ペア:

[(1, 26902760), (2, 13451380), (4, 6725690), (5, 5380552), (8, 3362845), (10, 2690276), (20, 1345138), (40, 672569), (257, 104680), (514, 52340), (1028, 26170), (1285, 20936), (2056, 13085), (2570, 10468), (2617, 10280), (5140, 5234)]