1949164940

素因数分解:

$2^2\times 5^1\times {\mathrm{3491}}^1\times {\mathrm{27917}}^1$

素因数の和:31417

約数の個数: 24

約数和(自身を含む): 4094565552

約数和(自身を除く): 2145400612

約数列:

[1, 2, 4, 5, 10, 20, 3491, 6982, 13964, 17455, 27917, 34910, 55834, 69820, 111668, 139585, 279170, 558340, 97458247, 194916494, 389832988, 487291235, 974582470, 1949164940]

約数ペア:

[(1, 1949164940), (2, 974582470), (4, 487291235), (5, 389832988), (10, 194916494), (20, 97458247), (3491, 558340), (6982, 279170), (13964, 139585), (17455, 111668), (27917, 69820), (34910, 55834)]