2364803920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{687443}}^1$

素因数の和:687499

約数の個数: 40

約数和(自身を含む): 5626041696

約数和(自身を除く): 3261237776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 687443, 1374886, 2749772, 3437215, 5499544, 6874430, 10999088, 13748860, 27497720, 29560049, 54995440, 59120098, 118240196, 147800245, 236480392, 295600490, 472960784, 591200980, 1182401960, 2364803920]

約数ペア:

[(1, 2364803920), (2, 1182401960), (4, 591200980), (5, 472960784), (8, 295600490), (10, 236480392), (16, 147800245), (20, 118240196), (40, 59120098), (43, 54995440), (80, 29560049), (86, 27497720), (172, 13748860), (215, 10999088), (344, 6874430), (430, 5499544), (688, 3437215), (860, 2749772), (1720, 1374886), (3440, 687443)]