1538136400

素因数分解:

$2^4\times 5^2\times {\mathrm{3845341}}^1$

素因数の和:3845359

約数の個数: 30

約数和(自身を含む): 3695373662

約数和(自身を除く): 2157237262

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3845341, 7690682, 15381364, 19226705, 30762728, 38453410, 61525456, 76906820, 96133525, 153813640, 192267050, 307627280, 384534100, 769068200, 1538136400]

約数ペア:

[(1, 1538136400), (2, 769068200), (4, 384534100), (5, 307627280), (8, 192267050), (10, 153813640), (16, 96133525), (20, 76906820), (25, 61525456), (40, 38453410), (50, 30762728), (80, 19226705), (100, 15381364), (200, 7690682), (400, 3845341)]