337400320

素因数分解:

$2^9\times 5^1\times {\mathrm{131797}}^1$

素因数の和:131820

約数の個数: 40

約数和(自身を含む): 808976124

約数和(自身を除く): 471575804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 131797, 263594, 527188, 658985, 1054376, 1317970, 2108752, 2635940, 4217504, 5271880, 8435008, 10543760, 16870016, 21087520, 33740032, 42175040, 67480064, 84350080, 168700160, 337400320]

約数ペア:

[(1, 337400320), (2, 168700160), (4, 84350080), (5, 67480064), (8, 42175040), (10, 33740032), (16, 21087520), (20, 16870016), (32, 10543760), (40, 8435008), (64, 5271880), (80, 4217504), (128, 2635940), (160, 2108752), (256, 1317970), (320, 1054376), (512, 658985), (640, 527188), (1280, 263594), (2560, 131797)]