12460940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 27675648

約数和(自身を除く): 15214708

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 263, 412, 460, 515, 526, 1030, 1052, 1315, 2060, 2369, 2630, 4738, 5260, 6049, 9476, 11845, 12098, 23690, 24196, 27089, 30245, 47380, 54178, 60490, 108356, 120980, 135445, 270890, 541780, 623047, 1246094, 2492188, 3115235, 6230470, 12460940]

約数ペア:

[(1, 12460940), (2, 6230470), (4, 3115235), (5, 2492188), (10, 1246094), (20, 623047), (23, 541780), (46, 270890), (92, 135445), (103, 120980), (115, 108356), (206, 60490), (230, 54178), (263, 47380), (412, 30245), (460, 27089), (515, 24196), (526, 23690), (1030, 12098), (1052, 11845), (1315, 9476), (2060, 6049), (2369, 5260), (2630, 4738)]