54147320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31481}}^1$

素因数の和:31535

約数の個数: 32

約数和(自身を含む): 124668720

約数和(自身を除く): 70521400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 31481, 62962, 125924, 157405, 251848, 314810, 629620, 1259240, 1353683, 2707366, 5414732, 6768415, 10829464, 13536830, 27073660, 54147320]

約数ペア:

[(1, 54147320), (2, 27073660), (4, 13536830), (5, 10829464), (8, 6768415), (10, 5414732), (20, 2707366), (40, 1353683), (43, 1259240), (86, 629620), (172, 314810), (215, 251848), (344, 157405), (430, 125924), (860, 62962), (1720, 31481)]