5438781940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{21227}}^1$

素因数の和:21816

約数の個数: 48

約数和(自身を含む): 11939985792

約数和(自身を除く): 6501203852

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 557, 1114, 2228, 2785, 5570, 11140, 12811, 21227, 25622, 42454, 51244, 64055, 84908, 106135, 128110, 212270, 256220, 424540, 488221, 976442, 1952884, 2441105, 4882210, 9764420, 11823439, 23646878, 47293756, 59117195, 118234390, 236468780, 271939097, 543878194, 1087756388, 1359695485, 2719390970, 5438781940]

約数ペア:

[(1, 5438781940), (2, 2719390970), (4, 1359695485), (5, 1087756388), (10, 543878194), (20, 271939097), (23, 236468780), (46, 118234390), (92, 59117195), (115, 47293756), (230, 23646878), (460, 11823439), (557, 9764420), (1114, 4882210), (2228, 2441105), (2785, 1952884), (5570, 976442), (11140, 488221), (12811, 424540), (21227, 256220), (25622, 212270), (42454, 128110), (51244, 106135), (64055, 84908)]