15543040

素因数分解:

$2^8\times 5^1\times {\mathrm{12143}}^1$

素因数の和:12164

約数の個数: 36

約数和(自身を含む): 37233504

約数和(自身を除く): 21690464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12143, 24286, 48572, 60715, 97144, 121430, 194288, 242860, 388576, 485720, 777152, 971440, 1554304, 1942880, 3108608, 3885760, 7771520, 15543040]

約数ペア:

[(1, 15543040), (2, 7771520), (4, 3885760), (5, 3108608), (8, 1942880), (10, 1554304), (16, 971440), (20, 777152), (32, 485720), (40, 388576), (64, 242860), (80, 194288), (128, 121430), (160, 97144), (256, 60715), (320, 48572), (640, 24286), (1280, 12143)]