12944860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 28740096

約数和(自身を除く): 15795236

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 263, 428, 460, 526, 535, 1052, 1070, 1315, 2140, 2461, 2630, 4922, 5260, 6049, 9844, 12098, 12305, 24196, 24610, 28141, 30245, 49220, 56282, 60490, 112564, 120980, 140705, 281410, 562820, 647243, 1294486, 2588972, 3236215, 6472430, 12944860]

約数ペア:

[(1, 12944860), (2, 6472430), (4, 3236215), (5, 2588972), (10, 1294486), (20, 647243), (23, 562820), (46, 281410), (92, 140705), (107, 120980), (115, 112564), (214, 60490), (230, 56282), (263, 49220), (428, 30245), (460, 28141), (526, 24610), (535, 24196), (1052, 12305), (1070, 12098), (1315, 9844), (2140, 6049), (2461, 5260), (2630, 4922)]