339921040

素因数分解:

$2^4\times 5^1\times {\mathrm{787}}^1\times {\mathrm{5399}}^1$

素因数の和:6199

約数の個数: 40

約数和(自身を含む): 791467200

約数和(自身を除く): 451546160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 787, 1574, 3148, 3935, 5399, 6296, 7870, 10798, 12592, 15740, 21596, 26995, 31480, 43192, 53990, 62960, 86384, 107980, 215960, 431920, 4249013, 8498026, 16996052, 21245065, 33992104, 42490130, 67984208, 84980260, 169960520, 339921040]

約数ペア:

[(1, 339921040), (2, 169960520), (4, 84980260), (5, 67984208), (8, 42490130), (10, 33992104), (16, 21245065), (20, 16996052), (40, 8498026), (80, 4249013), (787, 431920), (1574, 215960), (3148, 107980), (3935, 86384), (5399, 62960), (6296, 53990), (7870, 43192), (10798, 31480), (12592, 26995), (15740, 21596)]