2990286.00000000

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{291923}}^1$

素因数の和:291950

約数の個数: 20

約数和(自身を含む): 180992880

約数和(自身を除く): 92248288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 291923, 583846, 1167692, 2335384, 4670768, 5546537, 11093074, 22186148, 44372296, 88744592]

約数ペア:

[(1, 88744592), (2, 44372296), (4, 22186148), (8, 11093074), (16, 5546537), (19, 4670768), (38, 2335384), (76, 1167692), (152, 583846), (304, 291923)]