189819340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2789}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 413411040

約数和(自身を除く): 223591700

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 410, 415, 820, 830, 1660, 2789, 3403, 5578, 6806, 11156, 13612, 13945, 17015, 27890, 34030, 55780, 68060, 114349, 228698, 231487, 457396, 462974, 571745, 925948, 1143490, 1157435, 2286980, 2314870, 4629740, 9490967, 18981934, 37963868, 47454835, 94909670, 189819340]

約数ペア:

[(1, 189819340), (2, 94909670), (4, 47454835), (5, 37963868), (10, 18981934), (20, 9490967), (41, 4629740), (82, 2314870), (83, 2286980), (164, 1157435), (166, 1143490), (205, 925948), (332, 571745), (410, 462974), (415, 457396), (820, 231487), (830, 228698), (1660, 114349), (2789, 68060), (3403, 55780), (5578, 34030), (6806, 27890), (11156, 17015), (13612, 13945)]