16311620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 37773120

約数和(自身を除く): 21461500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1459, 2236, 2795, 2918, 5590, 5836, 7295, 11180, 14590, 18967, 29180, 37934, 62737, 75868, 94835, 125474, 189670, 250948, 313685, 379340, 627370, 815581, 1254740, 1631162, 3262324, 4077905, 8155810, 16311620]

約数ペア:

[(1, 16311620), (2, 8155810), (4, 4077905), (5, 3262324), (10, 1631162), (13, 1254740), (20, 815581), (26, 627370), (43, 379340), (52, 313685), (65, 250948), (86, 189670), (130, 125474), (172, 94835), (215, 75868), (260, 62737), (430, 37934), (559, 29180), (860, 18967), (1118, 14590), (1459, 11180), (2236, 7295), (2795, 5836), (2918, 5590)]