2018805280

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293431}}^1$

素因数の和:293489

約数の個数: 48

約数和(自身を含む): 4880361024

約数和(自身を除く): 2861555744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 293431, 586862, 1173724, 1467155, 2347448, 2934310, 4694896, 5868620, 9389792, 11737240, 12617533, 23474480, 25235066, 46948960, 50470132, 63087665, 100940264, 126175330, 201880528, 252350660, 403761056, 504701320, 1009402640, 2018805280]

約数ペア:

[(1, 2018805280), (2, 1009402640), (4, 504701320), (5, 403761056), (8, 252350660), (10, 201880528), (16, 126175330), (20, 100940264), (32, 63087665), (40, 50470132), (43, 46948960), (80, 25235066), (86, 23474480), (160, 12617533), (172, 11737240), (215, 9389792), (344, 5868620), (430, 4694896), (688, 2934310), (860, 2347448), (1376, 1467155), (1720, 1173724), (3440, 586862), (6880, 293431)]