838687040

素因数分解:

$2^6\times 5^1\times {\mathrm{2620897}}^1$

素因数の和:2620914

約数の個数: 28

約数和(自身を含む): 1997124276

約数和(自身を除く): 1158437236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2620897, 5241794, 10483588, 13104485, 20967176, 26208970, 41934352, 52417940, 83868704, 104835880, 167737408, 209671760, 419343520, 838687040]

約数ペア:

[(1, 838687040), (2, 419343520), (4, 209671760), (5, 167737408), (8, 104835880), (10, 83868704), (16, 52417940), (20, 41934352), (32, 26208970), (40, 20967176), (64, 13104485), (80, 10483588), (160, 5241794), (320, 2620897)]