28036287220

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1\times {\mathrm{7621}}^1$

素因数の和:8488

約数の個数: 48

約数和(自身を含む): 59158915200

約数和(自身を除く): 31122627980

約数列:

[1, 2, 4, 5, 10, 20, 419, 439, 838, 878, 1676, 1756, 2095, 2195, 4190, 4390, 7621, 8380, 8780, 15242, 30484, 38105, 76210, 152420, 183941, 367882, 735764, 919705, 1839410, 3193199, 3345619, 3678820, 6386398, 6691238, 12772796, 13382476, 15965995, 16728095, 31931990, 33456190, 63863980, 66912380, 1401814361, 2803628722, 5607257444, 7009071805, 14018143610, 28036287220]

約数ペア:

[(1, 28036287220), (2, 14018143610), (4, 7009071805), (5, 5607257444), (10, 2803628722), (20, 1401814361), (419, 66912380), (439, 63863980), (838, 33456190), (878, 31931990), (1676, 16728095), (1756, 15965995), (2095, 13382476), (2195, 12772796), (4190, 6691238), (4390, 6386398), (7621, 3678820), (8380, 3345619), (8780, 3193199), (15242, 1839410), (30484, 919705), (38105, 735764), (76210, 367882), (152420, 183941)]