25319780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2897}}^1$

素因数の和:2948

約数の個数: 48

約数和(自身を含む): 58423680

約数和(自身を除く): 33103900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 2897, 4370, 5794, 8740, 11588, 14485, 28970, 55043, 57940, 66631, 110086, 133262, 220172, 266524, 275215, 333155, 550430, 666310, 1100860, 1265989, 1332620, 2531978, 5063956, 6329945, 12659890, 25319780]

約数ペア:

[(1, 25319780), (2, 12659890), (4, 6329945), (5, 5063956), (10, 2531978), (19, 1332620), (20, 1265989), (23, 1100860), (38, 666310), (46, 550430), (76, 333155), (92, 275215), (95, 266524), (115, 220172), (190, 133262), (230, 110086), (380, 66631), (437, 57940), (460, 55043), (874, 28970), (1748, 14485), (2185, 11588), (2897, 8740), (4370, 5794)]