3149320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 7254720

約数和(自身を除く): 4105400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1831, 3662, 7324, 9155, 14648, 18310, 36620, 73240, 78733, 157466, 314932, 393665, 629864, 787330, 1574660, 3149320]

約数ペア:

[(1, 3149320), (2, 1574660), (4, 787330), (5, 629864), (8, 393665), (10, 314932), (20, 157466), (40, 78733), (43, 73240), (86, 36620), (172, 18310), (215, 14648), (344, 9155), (430, 7324), (860, 3662), (1720, 1831)]