47015780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{673}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 113232000

約数和(自身を除く): 66216220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 673, 998, 1346, 1996, 2495, 2692, 3365, 3493, 4711, 4990, 6730, 6986, 9422, 9980, 13460, 13972, 17465, 18844, 23555, 34930, 47110, 69860, 94220, 335827, 671654, 1343308, 1679135, 2350789, 3358270, 4701578, 6716540, 9403156, 11753945, 23507890, 47015780]

約数ペア:

[(1, 47015780), (2, 23507890), (4, 11753945), (5, 9403156), (7, 6716540), (10, 4701578), (14, 3358270), (20, 2350789), (28, 1679135), (35, 1343308), (70, 671654), (140, 335827), (499, 94220), (673, 69860), (998, 47110), (1346, 34930), (1996, 23555), (2495, 18844), (2692, 17465), (3365, 13972), (3493, 13460), (4711, 9980), (4990, 9422), (6730, 6986)]