38319560

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2389}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 86470200

約数和(自身を除く): 48150640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 2389, 3208, 4010, 4778, 8020, 9556, 11945, 16040, 19112, 23890, 47780, 95560, 957989, 1915978, 3831956, 4789945, 7663912, 9579890, 19159780, 38319560]

約数ペア:

[(1, 38319560), (2, 19159780), (4, 9579890), (5, 7663912), (8, 4789945), (10, 3831956), (20, 1915978), (40, 957989), (401, 95560), (802, 47780), (1604, 23890), (2005, 19112), (2389, 16040), (3208, 11945), (4010, 9556), (4778, 8020)]