420979724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{48079}}^1$

素因数の和:48293

約数の個数: 24

約数和(自身を含む): 807744000

約数和(自身を除く): 386764276

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 4378, 8756, 48079, 96158, 192316, 528869, 1057738, 2115476, 9567721, 19135442, 38270884, 105244931, 210489862, 420979724]

約数ペア:

[(1, 420979724), (2, 210489862), (4, 105244931), (11, 38270884), (22, 19135442), (44, 9567721), (199, 2115476), (398, 1057738), (796, 528869), (2189, 192316), (4378, 96158), (8756, 48079)]