173860760

素因数分解:

$2^3\times 5^1\times {\mathrm{1973}}^1\times {\mathrm{2203}}^1$

素因数の和:4187

約数の個数: 32

約数和(自身を含む): 391562640

約数和(自身を除く): 217701880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1973, 2203, 3946, 4406, 7892, 8812, 9865, 11015, 15784, 17624, 19730, 22030, 39460, 44060, 78920, 88120, 4346519, 8693038, 17386076, 21732595, 34772152, 43465190, 86930380, 173860760]

約数ペア:

[(1, 173860760), (2, 86930380), (4, 43465190), (5, 34772152), (8, 21732595), (10, 17386076), (20, 8693038), (40, 4346519), (1973, 88120), (2203, 78920), (3946, 44060), (4406, 39460), (7892, 22030), (8812, 19730), (9865, 17624), (11015, 15784)]