30137180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16931}}^1$

素因数の和:17029

約数の個数: 24

約数和(自身を含む): 64002960

約数和(自身を除く): 33865780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 16931, 33862, 67724, 84655, 169310, 338620, 1506859, 3013718, 6027436, 7534295, 15068590, 30137180]

約数ペア:

[(1, 30137180), (2, 15068590), (4, 7534295), (5, 6027436), (10, 3013718), (20, 1506859), (89, 338620), (178, 169310), (356, 84655), (445, 67724), (890, 33862), (1780, 16931)]