20228713940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1669}}^1\times {\mathrm{20897}}^1$

素因数の和:22604

約数の個数: 48

約数和(自身を含む): 43973571600

約数和(自身を除く): 23744857660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1669, 3338, 6676, 8345, 16690, 20897, 33380, 41794, 48401, 83588, 96802, 104485, 193604, 208970, 242005, 417940, 484010, 606013, 968020, 1212026, 2424052, 3030065, 6060130, 12120260, 34877093, 69754186, 139508372, 174385465, 348770930, 697541860, 1011435697, 2022871394, 4045742788, 5057178485, 10114356970, 20228713940]

約数ペア:

[(1, 20228713940), (2, 10114356970), (4, 5057178485), (5, 4045742788), (10, 2022871394), (20, 1011435697), (29, 697541860), (58, 348770930), (116, 174385465), (145, 139508372), (290, 69754186), (580, 34877093), (1669, 12120260), (3338, 6060130), (6676, 3030065), (8345, 2424052), (16690, 1212026), (20897, 968020), (33380, 606013), (41794, 484010), (48401, 417940), (83588, 242005), (96802, 208970), (104485, 193604)]