19250420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7237}}^1$

素因数の和:7272

約数の個数: 48

約数和(自身を含む): 48639360

約数和(自身を除く): 29388940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 7237, 14474, 28948, 36185, 50659, 72370, 101318, 137503, 144740, 202636, 253295, 275006, 506590, 550012, 687515, 962521, 1013180, 1375030, 1925042, 2750060, 3850084, 4812605, 9625210, 19250420]

約数ペア:

[(1, 19250420), (2, 9625210), (4, 4812605), (5, 3850084), (7, 2750060), (10, 1925042), (14, 1375030), (19, 1013180), (20, 962521), (28, 687515), (35, 550012), (38, 506590), (70, 275006), (76, 253295), (95, 202636), (133, 144740), (140, 137503), (190, 101318), (266, 72370), (380, 50659), (532, 36185), (665, 28948), (1330, 14474), (2660, 7237)]