123507970

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1901}}^1$

素因数の和:2070

約数の個数: 32

約数和(自身を含む): 228011760

約数和(自身を除く): 104503790

約数列:

[1, 2, 5, 10, 73, 89, 146, 178, 365, 445, 730, 890, 1901, 3802, 6497, 9505, 12994, 19010, 32485, 64970, 138773, 169189, 277546, 338378, 693865, 845945, 1387730, 1691890, 12350797, 24701594, 61753985, 123507970]

約数ペア:

[(1, 123507970), (2, 61753985), (5, 24701594), (10, 12350797), (73, 1691890), (89, 1387730), (146, 845945), (178, 693865), (365, 338378), (445, 277546), (730, 169189), (890, 138773), (1901, 64970), (3802, 32485), (6497, 19010), (9505, 12994)]