2012208140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{10369}}^1$

素因数の和:10722

約数の個数: 48

約数和(自身を含む): 4376305920

約数和(自身を除く): 2364097780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 313, 620, 626, 1252, 1565, 3130, 6260, 9703, 10369, 19406, 20738, 38812, 41476, 48515, 51845, 97030, 103690, 194060, 207380, 321439, 642878, 1285756, 1607195, 3214390, 3245497, 6428780, 6490994, 12981988, 16227485, 32454970, 64909940, 100610407, 201220814, 402441628, 503052035, 1006104070, 2012208140]

約数ペア:

[(1, 2012208140), (2, 1006104070), (4, 503052035), (5, 402441628), (10, 201220814), (20, 100610407), (31, 64909940), (62, 32454970), (124, 16227485), (155, 12981988), (310, 6490994), (313, 6428780), (620, 3245497), (626, 3214390), (1252, 1607195), (1565, 1285756), (3130, 642878), (6260, 321439), (9703, 207380), (10369, 194060), (19406, 103690), (20738, 97030), (38812, 51845), (41476, 48515)]