38853280

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1747}}^1$

素因数の和:1901

約数の個数: 48

約数和(自身を含む): 92504160

約数和(自身を除く): 53650880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 1747, 2224, 2780, 3494, 4448, 5560, 6988, 8735, 11120, 13976, 17470, 22240, 27952, 34940, 55904, 69880, 139760, 242833, 279520, 485666, 971332, 1214165, 1942664, 2428330, 3885328, 4856660, 7770656, 9713320, 19426640, 38853280]

約数ペア:

[(1, 38853280), (2, 19426640), (4, 9713320), (5, 7770656), (8, 4856660), (10, 3885328), (16, 2428330), (20, 1942664), (32, 1214165), (40, 971332), (80, 485666), (139, 279520), (160, 242833), (278, 139760), (556, 69880), (695, 55904), (1112, 34940), (1390, 27952), (1747, 22240), (2224, 17470), (2780, 13976), (3494, 11120), (4448, 8735), (5560, 6988)]